/
vector-bitreverse.ll
3384 lines (3358 loc) · 154 KB
/
vector-bitreverse.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+ssse3 | FileCheck %s --check-prefix=ALL --check-prefix=SSE --check-prefix=SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX512 --check-prefix=AVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f,+avx512bw | FileCheck %s --check-prefix=ALL --check-prefix=AVX --check-prefix=AVX512 --check-prefix=AVX512BW
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+xop,+avx | FileCheck %s --check-prefix=ALL --check-prefix=XOP --check-prefix=XOPAVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+xop,+avx2 | FileCheck %s --check-prefix=ALL --check-prefix=XOP --check-prefix=XOPAVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+ssse3,+gfni | FileCheck %s --check-prefix=ALL --check-prefix=GFNISSE
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx,+gfni | FileCheck %s --check-prefix=ALL --check-prefix=GFNIAVX
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2,+gfni | FileCheck %s --check-prefix=ALL --check-prefix=GFNIAVX2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f,+gfni | FileCheck %s --check-prefix=ALL --check-prefix=GFNIAVX512F
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512bw,+gfni | FileCheck %s --check-prefix=ALL --check-prefix=GFNIAVX512BW
; Make sure we don't crash with avx512bw and xop
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+xop,+avx512bw
define i8 @test_bitreverse_i8(i8 %a) nounwind {
; SSE-LABEL: test_bitreverse_i8:
; SSE: # %bb.0:
; SSE-NEXT: # kill: def $edi killed $edi def $rdi
; SSE-NEXT: rolb $4, %dil
; SSE-NEXT: movl %edi, %eax
; SSE-NEXT: andb $51, %al
; SSE-NEXT: shlb $2, %al
; SSE-NEXT: andb $-52, %dil
; SSE-NEXT: shrb $2, %dil
; SSE-NEXT: orb %al, %dil
; SSE-NEXT: movl %edi, %eax
; SSE-NEXT: andb $85, %al
; SSE-NEXT: addb %al, %al
; SSE-NEXT: andb $-86, %dil
; SSE-NEXT: shrb %dil
; SSE-NEXT: addl %edi, %eax
; SSE-NEXT: # kill: def $al killed $al killed $eax
; SSE-NEXT: retq
;
; AVX-LABEL: test_bitreverse_i8:
; AVX: # %bb.0:
; AVX-NEXT: # kill: def $edi killed $edi def $rdi
; AVX-NEXT: rolb $4, %dil
; AVX-NEXT: movl %edi, %eax
; AVX-NEXT: andb $51, %al
; AVX-NEXT: shlb $2, %al
; AVX-NEXT: andb $-52, %dil
; AVX-NEXT: shrb $2, %dil
; AVX-NEXT: orb %al, %dil
; AVX-NEXT: movl %edi, %eax
; AVX-NEXT: andb $85, %al
; AVX-NEXT: addb %al, %al
; AVX-NEXT: andb $-86, %dil
; AVX-NEXT: shrb %dil
; AVX-NEXT: addl %edi, %eax
; AVX-NEXT: # kill: def $al killed $al killed $eax
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_i8:
; XOP: # %bb.0:
; XOP-NEXT: vmovd %edi, %xmm0
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: vmovd %xmm0, %eax
; XOP-NEXT: # kill: def $al killed $al killed $eax
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_i8:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: # kill: def $edi killed $edi def $rdi
; GFNISSE-NEXT: rolb $4, %dil
; GFNISSE-NEXT: movl %edi, %eax
; GFNISSE-NEXT: andb $51, %al
; GFNISSE-NEXT: shlb $2, %al
; GFNISSE-NEXT: andb $-52, %dil
; GFNISSE-NEXT: shrb $2, %dil
; GFNISSE-NEXT: orb %al, %dil
; GFNISSE-NEXT: movl %edi, %eax
; GFNISSE-NEXT: andb $85, %al
; GFNISSE-NEXT: addb %al, %al
; GFNISSE-NEXT: andb $-86, %dil
; GFNISSE-NEXT: shrb %dil
; GFNISSE-NEXT: addl %edi, %eax
; GFNISSE-NEXT: # kill: def $al killed $al killed $eax
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_i8:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX-NEXT: rolb $4, %dil
; GFNIAVX-NEXT: movl %edi, %eax
; GFNIAVX-NEXT: andb $51, %al
; GFNIAVX-NEXT: shlb $2, %al
; GFNIAVX-NEXT: andb $-52, %dil
; GFNIAVX-NEXT: shrb $2, %dil
; GFNIAVX-NEXT: orb %al, %dil
; GFNIAVX-NEXT: movl %edi, %eax
; GFNIAVX-NEXT: andb $85, %al
; GFNIAVX-NEXT: addb %al, %al
; GFNIAVX-NEXT: andb $-86, %dil
; GFNIAVX-NEXT: shrb %dil
; GFNIAVX-NEXT: addl %edi, %eax
; GFNIAVX-NEXT: # kill: def $al killed $al killed $eax
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_i8:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX2-NEXT: rolb $4, %dil
; GFNIAVX2-NEXT: movl %edi, %eax
; GFNIAVX2-NEXT: andb $51, %al
; GFNIAVX2-NEXT: shlb $2, %al
; GFNIAVX2-NEXT: andb $-52, %dil
; GFNIAVX2-NEXT: shrb $2, %dil
; GFNIAVX2-NEXT: orb %al, %dil
; GFNIAVX2-NEXT: movl %edi, %eax
; GFNIAVX2-NEXT: andb $85, %al
; GFNIAVX2-NEXT: addb %al, %al
; GFNIAVX2-NEXT: andb $-86, %dil
; GFNIAVX2-NEXT: shrb %dil
; GFNIAVX2-NEXT: addl %edi, %eax
; GFNIAVX2-NEXT: # kill: def $al killed $al killed $eax
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_i8:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX512F-NEXT: rolb $4, %dil
; GFNIAVX512F-NEXT: movl %edi, %eax
; GFNIAVX512F-NEXT: andb $51, %al
; GFNIAVX512F-NEXT: shlb $2, %al
; GFNIAVX512F-NEXT: andb $-52, %dil
; GFNIAVX512F-NEXT: shrb $2, %dil
; GFNIAVX512F-NEXT: orb %al, %dil
; GFNIAVX512F-NEXT: movl %edi, %eax
; GFNIAVX512F-NEXT: andb $85, %al
; GFNIAVX512F-NEXT: addb %al, %al
; GFNIAVX512F-NEXT: andb $-86, %dil
; GFNIAVX512F-NEXT: shrb %dil
; GFNIAVX512F-NEXT: addl %edi, %eax
; GFNIAVX512F-NEXT: # kill: def $al killed $al killed $eax
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_i8:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX512BW-NEXT: rolb $4, %dil
; GFNIAVX512BW-NEXT: movl %edi, %eax
; GFNIAVX512BW-NEXT: andb $51, %al
; GFNIAVX512BW-NEXT: shlb $2, %al
; GFNIAVX512BW-NEXT: andb $-52, %dil
; GFNIAVX512BW-NEXT: shrb $2, %dil
; GFNIAVX512BW-NEXT: orb %al, %dil
; GFNIAVX512BW-NEXT: movl %edi, %eax
; GFNIAVX512BW-NEXT: andb $85, %al
; GFNIAVX512BW-NEXT: addb %al, %al
; GFNIAVX512BW-NEXT: andb $-86, %dil
; GFNIAVX512BW-NEXT: shrb %dil
; GFNIAVX512BW-NEXT: addl %edi, %eax
; GFNIAVX512BW-NEXT: # kill: def $al killed $al killed $eax
; GFNIAVX512BW-NEXT: retq
%b = call i8 @llvm.bitreverse.i8(i8 %a)
ret i8 %b
}
define i16 @test_bitreverse_i16(i16 %a) nounwind {
; SSE-LABEL: test_bitreverse_i16:
; SSE: # %bb.0:
; SSE-NEXT: # kill: def $edi killed $edi def $rdi
; SSE-NEXT: rolw $8, %di
; SSE-NEXT: movl %edi, %eax
; SSE-NEXT: andl $3855, %eax # imm = 0xF0F
; SSE-NEXT: shll $4, %eax
; SSE-NEXT: andl $61680, %edi # imm = 0xF0F0
; SSE-NEXT: shrl $4, %edi
; SSE-NEXT: orl %eax, %edi
; SSE-NEXT: movl %edi, %eax
; SSE-NEXT: andl $13107, %eax # imm = 0x3333
; SSE-NEXT: andl $52428, %edi # imm = 0xCCCC
; SSE-NEXT: shrl $2, %edi
; SSE-NEXT: leal (%rdi,%rax,4), %eax
; SSE-NEXT: movl %eax, %ecx
; SSE-NEXT: andl $21845, %ecx # imm = 0x5555
; SSE-NEXT: andl $43690, %eax # imm = 0xAAAA
; SSE-NEXT: shrl %eax
; SSE-NEXT: leal (%rax,%rcx,2), %eax
; SSE-NEXT: # kill: def $ax killed $ax killed $eax
; SSE-NEXT: retq
;
; AVX-LABEL: test_bitreverse_i16:
; AVX: # %bb.0:
; AVX-NEXT: # kill: def $edi killed $edi def $rdi
; AVX-NEXT: rolw $8, %di
; AVX-NEXT: movl %edi, %eax
; AVX-NEXT: andl $3855, %eax # imm = 0xF0F
; AVX-NEXT: shll $4, %eax
; AVX-NEXT: andl $61680, %edi # imm = 0xF0F0
; AVX-NEXT: shrl $4, %edi
; AVX-NEXT: orl %eax, %edi
; AVX-NEXT: movl %edi, %eax
; AVX-NEXT: andl $13107, %eax # imm = 0x3333
; AVX-NEXT: andl $52428, %edi # imm = 0xCCCC
; AVX-NEXT: shrl $2, %edi
; AVX-NEXT: leal (%rdi,%rax,4), %eax
; AVX-NEXT: movl %eax, %ecx
; AVX-NEXT: andl $21845, %ecx # imm = 0x5555
; AVX-NEXT: andl $43690, %eax # imm = 0xAAAA
; AVX-NEXT: shrl %eax
; AVX-NEXT: leal (%rax,%rcx,2), %eax
; AVX-NEXT: # kill: def $ax killed $ax killed $eax
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_i16:
; XOP: # %bb.0:
; XOP-NEXT: vmovd %edi, %xmm0
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: vmovd %xmm0, %eax
; XOP-NEXT: # kill: def $ax killed $ax killed $eax
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_i16:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: # kill: def $edi killed $edi def $rdi
; GFNISSE-NEXT: rolw $8, %di
; GFNISSE-NEXT: movl %edi, %eax
; GFNISSE-NEXT: andl $3855, %eax # imm = 0xF0F
; GFNISSE-NEXT: shll $4, %eax
; GFNISSE-NEXT: andl $61680, %edi # imm = 0xF0F0
; GFNISSE-NEXT: shrl $4, %edi
; GFNISSE-NEXT: orl %eax, %edi
; GFNISSE-NEXT: movl %edi, %eax
; GFNISSE-NEXT: andl $13107, %eax # imm = 0x3333
; GFNISSE-NEXT: andl $52428, %edi # imm = 0xCCCC
; GFNISSE-NEXT: shrl $2, %edi
; GFNISSE-NEXT: leal (%rdi,%rax,4), %eax
; GFNISSE-NEXT: movl %eax, %ecx
; GFNISSE-NEXT: andl $21845, %ecx # imm = 0x5555
; GFNISSE-NEXT: andl $43690, %eax # imm = 0xAAAA
; GFNISSE-NEXT: shrl %eax
; GFNISSE-NEXT: leal (%rax,%rcx,2), %eax
; GFNISSE-NEXT: # kill: def $ax killed $ax killed $eax
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_i16:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX-NEXT: rolw $8, %di
; GFNIAVX-NEXT: movl %edi, %eax
; GFNIAVX-NEXT: andl $3855, %eax # imm = 0xF0F
; GFNIAVX-NEXT: shll $4, %eax
; GFNIAVX-NEXT: andl $61680, %edi # imm = 0xF0F0
; GFNIAVX-NEXT: shrl $4, %edi
; GFNIAVX-NEXT: orl %eax, %edi
; GFNIAVX-NEXT: movl %edi, %eax
; GFNIAVX-NEXT: andl $13107, %eax # imm = 0x3333
; GFNIAVX-NEXT: andl $52428, %edi # imm = 0xCCCC
; GFNIAVX-NEXT: shrl $2, %edi
; GFNIAVX-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX-NEXT: movl %eax, %ecx
; GFNIAVX-NEXT: andl $21845, %ecx # imm = 0x5555
; GFNIAVX-NEXT: andl $43690, %eax # imm = 0xAAAA
; GFNIAVX-NEXT: shrl %eax
; GFNIAVX-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX-NEXT: # kill: def $ax killed $ax killed $eax
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_i16:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX2-NEXT: rolw $8, %di
; GFNIAVX2-NEXT: movl %edi, %eax
; GFNIAVX2-NEXT: andl $3855, %eax # imm = 0xF0F
; GFNIAVX2-NEXT: shll $4, %eax
; GFNIAVX2-NEXT: andl $61680, %edi # imm = 0xF0F0
; GFNIAVX2-NEXT: shrl $4, %edi
; GFNIAVX2-NEXT: orl %eax, %edi
; GFNIAVX2-NEXT: movl %edi, %eax
; GFNIAVX2-NEXT: andl $13107, %eax # imm = 0x3333
; GFNIAVX2-NEXT: andl $52428, %edi # imm = 0xCCCC
; GFNIAVX2-NEXT: shrl $2, %edi
; GFNIAVX2-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX2-NEXT: movl %eax, %ecx
; GFNIAVX2-NEXT: andl $21845, %ecx # imm = 0x5555
; GFNIAVX2-NEXT: andl $43690, %eax # imm = 0xAAAA
; GFNIAVX2-NEXT: shrl %eax
; GFNIAVX2-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX2-NEXT: # kill: def $ax killed $ax killed $eax
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_i16:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX512F-NEXT: rolw $8, %di
; GFNIAVX512F-NEXT: movl %edi, %eax
; GFNIAVX512F-NEXT: andl $3855, %eax # imm = 0xF0F
; GFNIAVX512F-NEXT: shll $4, %eax
; GFNIAVX512F-NEXT: andl $61680, %edi # imm = 0xF0F0
; GFNIAVX512F-NEXT: shrl $4, %edi
; GFNIAVX512F-NEXT: orl %eax, %edi
; GFNIAVX512F-NEXT: movl %edi, %eax
; GFNIAVX512F-NEXT: andl $13107, %eax # imm = 0x3333
; GFNIAVX512F-NEXT: andl $52428, %edi # imm = 0xCCCC
; GFNIAVX512F-NEXT: shrl $2, %edi
; GFNIAVX512F-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX512F-NEXT: movl %eax, %ecx
; GFNIAVX512F-NEXT: andl $21845, %ecx # imm = 0x5555
; GFNIAVX512F-NEXT: andl $43690, %eax # imm = 0xAAAA
; GFNIAVX512F-NEXT: shrl %eax
; GFNIAVX512F-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX512F-NEXT: # kill: def $ax killed $ax killed $eax
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_i16:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX512BW-NEXT: rolw $8, %di
; GFNIAVX512BW-NEXT: movl %edi, %eax
; GFNIAVX512BW-NEXT: andl $3855, %eax # imm = 0xF0F
; GFNIAVX512BW-NEXT: shll $4, %eax
; GFNIAVX512BW-NEXT: andl $61680, %edi # imm = 0xF0F0
; GFNIAVX512BW-NEXT: shrl $4, %edi
; GFNIAVX512BW-NEXT: orl %eax, %edi
; GFNIAVX512BW-NEXT: movl %edi, %eax
; GFNIAVX512BW-NEXT: andl $13107, %eax # imm = 0x3333
; GFNIAVX512BW-NEXT: andl $52428, %edi # imm = 0xCCCC
; GFNIAVX512BW-NEXT: shrl $2, %edi
; GFNIAVX512BW-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX512BW-NEXT: movl %eax, %ecx
; GFNIAVX512BW-NEXT: andl $21845, %ecx # imm = 0x5555
; GFNIAVX512BW-NEXT: andl $43690, %eax # imm = 0xAAAA
; GFNIAVX512BW-NEXT: shrl %eax
; GFNIAVX512BW-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX512BW-NEXT: # kill: def $ax killed $ax killed $eax
; GFNIAVX512BW-NEXT: retq
%b = call i16 @llvm.bitreverse.i16(i16 %a)
ret i16 %b
}
define i32 @test_bitreverse_i32(i32 %a) nounwind {
; SSE-LABEL: test_bitreverse_i32:
; SSE: # %bb.0:
; SSE-NEXT: # kill: def $edi killed $edi def $rdi
; SSE-NEXT: bswapl %edi
; SSE-NEXT: movl %edi, %eax
; SSE-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; SSE-NEXT: shll $4, %eax
; SSE-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; SSE-NEXT: shrl $4, %edi
; SSE-NEXT: orl %eax, %edi
; SSE-NEXT: movl %edi, %eax
; SSE-NEXT: andl $858993459, %eax # imm = 0x33333333
; SSE-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; SSE-NEXT: shrl $2, %edi
; SSE-NEXT: leal (%rdi,%rax,4), %eax
; SSE-NEXT: movl %eax, %ecx
; SSE-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; SSE-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; SSE-NEXT: shrl %eax
; SSE-NEXT: leal (%rax,%rcx,2), %eax
; SSE-NEXT: retq
;
; AVX-LABEL: test_bitreverse_i32:
; AVX: # %bb.0:
; AVX-NEXT: # kill: def $edi killed $edi def $rdi
; AVX-NEXT: bswapl %edi
; AVX-NEXT: movl %edi, %eax
; AVX-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; AVX-NEXT: shll $4, %eax
; AVX-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; AVX-NEXT: shrl $4, %edi
; AVX-NEXT: orl %eax, %edi
; AVX-NEXT: movl %edi, %eax
; AVX-NEXT: andl $858993459, %eax # imm = 0x33333333
; AVX-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; AVX-NEXT: shrl $2, %edi
; AVX-NEXT: leal (%rdi,%rax,4), %eax
; AVX-NEXT: movl %eax, %ecx
; AVX-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; AVX-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; AVX-NEXT: shrl %eax
; AVX-NEXT: leal (%rax,%rcx,2), %eax
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_i32:
; XOP: # %bb.0:
; XOP-NEXT: vmovd %edi, %xmm0
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: vmovd %xmm0, %eax
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_i32:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: # kill: def $edi killed $edi def $rdi
; GFNISSE-NEXT: bswapl %edi
; GFNISSE-NEXT: movl %edi, %eax
; GFNISSE-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; GFNISSE-NEXT: shll $4, %eax
; GFNISSE-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; GFNISSE-NEXT: shrl $4, %edi
; GFNISSE-NEXT: orl %eax, %edi
; GFNISSE-NEXT: movl %edi, %eax
; GFNISSE-NEXT: andl $858993459, %eax # imm = 0x33333333
; GFNISSE-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; GFNISSE-NEXT: shrl $2, %edi
; GFNISSE-NEXT: leal (%rdi,%rax,4), %eax
; GFNISSE-NEXT: movl %eax, %ecx
; GFNISSE-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; GFNISSE-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; GFNISSE-NEXT: shrl %eax
; GFNISSE-NEXT: leal (%rax,%rcx,2), %eax
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_i32:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX-NEXT: bswapl %edi
; GFNIAVX-NEXT: movl %edi, %eax
; GFNIAVX-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; GFNIAVX-NEXT: shll $4, %eax
; GFNIAVX-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; GFNIAVX-NEXT: shrl $4, %edi
; GFNIAVX-NEXT: orl %eax, %edi
; GFNIAVX-NEXT: movl %edi, %eax
; GFNIAVX-NEXT: andl $858993459, %eax # imm = 0x33333333
; GFNIAVX-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; GFNIAVX-NEXT: shrl $2, %edi
; GFNIAVX-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX-NEXT: movl %eax, %ecx
; GFNIAVX-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; GFNIAVX-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; GFNIAVX-NEXT: shrl %eax
; GFNIAVX-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_i32:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX2-NEXT: bswapl %edi
; GFNIAVX2-NEXT: movl %edi, %eax
; GFNIAVX2-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; GFNIAVX2-NEXT: shll $4, %eax
; GFNIAVX2-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; GFNIAVX2-NEXT: shrl $4, %edi
; GFNIAVX2-NEXT: orl %eax, %edi
; GFNIAVX2-NEXT: movl %edi, %eax
; GFNIAVX2-NEXT: andl $858993459, %eax # imm = 0x33333333
; GFNIAVX2-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; GFNIAVX2-NEXT: shrl $2, %edi
; GFNIAVX2-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX2-NEXT: movl %eax, %ecx
; GFNIAVX2-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; GFNIAVX2-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; GFNIAVX2-NEXT: shrl %eax
; GFNIAVX2-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_i32:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX512F-NEXT: bswapl %edi
; GFNIAVX512F-NEXT: movl %edi, %eax
; GFNIAVX512F-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; GFNIAVX512F-NEXT: shll $4, %eax
; GFNIAVX512F-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; GFNIAVX512F-NEXT: shrl $4, %edi
; GFNIAVX512F-NEXT: orl %eax, %edi
; GFNIAVX512F-NEXT: movl %edi, %eax
; GFNIAVX512F-NEXT: andl $858993459, %eax # imm = 0x33333333
; GFNIAVX512F-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; GFNIAVX512F-NEXT: shrl $2, %edi
; GFNIAVX512F-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX512F-NEXT: movl %eax, %ecx
; GFNIAVX512F-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; GFNIAVX512F-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; GFNIAVX512F-NEXT: shrl %eax
; GFNIAVX512F-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_i32:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: # kill: def $edi killed $edi def $rdi
; GFNIAVX512BW-NEXT: bswapl %edi
; GFNIAVX512BW-NEXT: movl %edi, %eax
; GFNIAVX512BW-NEXT: andl $252645135, %eax # imm = 0xF0F0F0F
; GFNIAVX512BW-NEXT: shll $4, %eax
; GFNIAVX512BW-NEXT: andl $-252645136, %edi # imm = 0xF0F0F0F0
; GFNIAVX512BW-NEXT: shrl $4, %edi
; GFNIAVX512BW-NEXT: orl %eax, %edi
; GFNIAVX512BW-NEXT: movl %edi, %eax
; GFNIAVX512BW-NEXT: andl $858993459, %eax # imm = 0x33333333
; GFNIAVX512BW-NEXT: andl $-858993460, %edi # imm = 0xCCCCCCCC
; GFNIAVX512BW-NEXT: shrl $2, %edi
; GFNIAVX512BW-NEXT: leal (%rdi,%rax,4), %eax
; GFNIAVX512BW-NEXT: movl %eax, %ecx
; GFNIAVX512BW-NEXT: andl $1431655765, %ecx # imm = 0x55555555
; GFNIAVX512BW-NEXT: andl $-1431655766, %eax # imm = 0xAAAAAAAA
; GFNIAVX512BW-NEXT: shrl %eax
; GFNIAVX512BW-NEXT: leal (%rax,%rcx,2), %eax
; GFNIAVX512BW-NEXT: retq
%b = call i32 @llvm.bitreverse.i32(i32 %a)
ret i32 %b
}
define i64 @test_bitreverse_i64(i64 %a) nounwind {
; SSE-LABEL: test_bitreverse_i64:
; SSE: # %bb.0:
; SSE-NEXT: bswapq %rdi
; SSE-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; SSE-NEXT: andq %rdi, %rax
; SSE-NEXT: shlq $4, %rax
; SSE-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; SSE-NEXT: andq %rdi, %rcx
; SSE-NEXT: shrq $4, %rcx
; SSE-NEXT: orq %rax, %rcx
; SSE-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; SSE-NEXT: andq %rcx, %rax
; SSE-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; SSE-NEXT: andq %rcx, %rdx
; SSE-NEXT: shrq $2, %rdx
; SSE-NEXT: leaq (%rdx,%rax,4), %rax
; SSE-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; SSE-NEXT: andq %rax, %rcx
; SSE-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; SSE-NEXT: andq %rax, %rdx
; SSE-NEXT: shrq %rdx
; SSE-NEXT: leaq (%rdx,%rcx,2), %rax
; SSE-NEXT: retq
;
; AVX-LABEL: test_bitreverse_i64:
; AVX: # %bb.0:
; AVX-NEXT: bswapq %rdi
; AVX-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; AVX-NEXT: andq %rdi, %rax
; AVX-NEXT: shlq $4, %rax
; AVX-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; AVX-NEXT: andq %rdi, %rcx
; AVX-NEXT: shrq $4, %rcx
; AVX-NEXT: orq %rax, %rcx
; AVX-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; AVX-NEXT: andq %rcx, %rax
; AVX-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; AVX-NEXT: andq %rcx, %rdx
; AVX-NEXT: shrq $2, %rdx
; AVX-NEXT: leaq (%rdx,%rax,4), %rax
; AVX-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; AVX-NEXT: andq %rax, %rcx
; AVX-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; AVX-NEXT: andq %rax, %rdx
; AVX-NEXT: shrq %rdx
; AVX-NEXT: leaq (%rdx,%rcx,2), %rax
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_i64:
; XOP: # %bb.0:
; XOP-NEXT: vmovq %rdi, %xmm0
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: vmovq %xmm0, %rax
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_i64:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: bswapq %rdi
; GFNISSE-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; GFNISSE-NEXT: andq %rdi, %rax
; GFNISSE-NEXT: shlq $4, %rax
; GFNISSE-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; GFNISSE-NEXT: andq %rdi, %rcx
; GFNISSE-NEXT: shrq $4, %rcx
; GFNISSE-NEXT: orq %rax, %rcx
; GFNISSE-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; GFNISSE-NEXT: andq %rcx, %rax
; GFNISSE-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; GFNISSE-NEXT: andq %rcx, %rdx
; GFNISSE-NEXT: shrq $2, %rdx
; GFNISSE-NEXT: leaq (%rdx,%rax,4), %rax
; GFNISSE-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; GFNISSE-NEXT: andq %rax, %rcx
; GFNISSE-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; GFNISSE-NEXT: andq %rax, %rdx
; GFNISSE-NEXT: shrq %rdx
; GFNISSE-NEXT: leaq (%rdx,%rcx,2), %rax
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_i64:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: bswapq %rdi
; GFNIAVX-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; GFNIAVX-NEXT: andq %rdi, %rax
; GFNIAVX-NEXT: shlq $4, %rax
; GFNIAVX-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; GFNIAVX-NEXT: andq %rdi, %rcx
; GFNIAVX-NEXT: shrq $4, %rcx
; GFNIAVX-NEXT: orq %rax, %rcx
; GFNIAVX-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; GFNIAVX-NEXT: andq %rcx, %rax
; GFNIAVX-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; GFNIAVX-NEXT: andq %rcx, %rdx
; GFNIAVX-NEXT: shrq $2, %rdx
; GFNIAVX-NEXT: leaq (%rdx,%rax,4), %rax
; GFNIAVX-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; GFNIAVX-NEXT: andq %rax, %rcx
; GFNIAVX-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; GFNIAVX-NEXT: andq %rax, %rdx
; GFNIAVX-NEXT: shrq %rdx
; GFNIAVX-NEXT: leaq (%rdx,%rcx,2), %rax
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_i64:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: bswapq %rdi
; GFNIAVX2-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; GFNIAVX2-NEXT: andq %rdi, %rax
; GFNIAVX2-NEXT: shlq $4, %rax
; GFNIAVX2-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; GFNIAVX2-NEXT: andq %rdi, %rcx
; GFNIAVX2-NEXT: shrq $4, %rcx
; GFNIAVX2-NEXT: orq %rax, %rcx
; GFNIAVX2-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; GFNIAVX2-NEXT: andq %rcx, %rax
; GFNIAVX2-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; GFNIAVX2-NEXT: andq %rcx, %rdx
; GFNIAVX2-NEXT: shrq $2, %rdx
; GFNIAVX2-NEXT: leaq (%rdx,%rax,4), %rax
; GFNIAVX2-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; GFNIAVX2-NEXT: andq %rax, %rcx
; GFNIAVX2-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; GFNIAVX2-NEXT: andq %rax, %rdx
; GFNIAVX2-NEXT: shrq %rdx
; GFNIAVX2-NEXT: leaq (%rdx,%rcx,2), %rax
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_i64:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: bswapq %rdi
; GFNIAVX512F-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; GFNIAVX512F-NEXT: andq %rdi, %rax
; GFNIAVX512F-NEXT: shlq $4, %rax
; GFNIAVX512F-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; GFNIAVX512F-NEXT: andq %rdi, %rcx
; GFNIAVX512F-NEXT: shrq $4, %rcx
; GFNIAVX512F-NEXT: orq %rax, %rcx
; GFNIAVX512F-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; GFNIAVX512F-NEXT: andq %rcx, %rax
; GFNIAVX512F-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; GFNIAVX512F-NEXT: andq %rcx, %rdx
; GFNIAVX512F-NEXT: shrq $2, %rdx
; GFNIAVX512F-NEXT: leaq (%rdx,%rax,4), %rax
; GFNIAVX512F-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; GFNIAVX512F-NEXT: andq %rax, %rcx
; GFNIAVX512F-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; GFNIAVX512F-NEXT: andq %rax, %rdx
; GFNIAVX512F-NEXT: shrq %rdx
; GFNIAVX512F-NEXT: leaq (%rdx,%rcx,2), %rax
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_i64:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: bswapq %rdi
; GFNIAVX512BW-NEXT: movabsq $1085102592571150095, %rax # imm = 0xF0F0F0F0F0F0F0F
; GFNIAVX512BW-NEXT: andq %rdi, %rax
; GFNIAVX512BW-NEXT: shlq $4, %rax
; GFNIAVX512BW-NEXT: movabsq $-1085102592571150096, %rcx # imm = 0xF0F0F0F0F0F0F0F0
; GFNIAVX512BW-NEXT: andq %rdi, %rcx
; GFNIAVX512BW-NEXT: shrq $4, %rcx
; GFNIAVX512BW-NEXT: orq %rax, %rcx
; GFNIAVX512BW-NEXT: movabsq $3689348814741910323, %rax # imm = 0x3333333333333333
; GFNIAVX512BW-NEXT: andq %rcx, %rax
; GFNIAVX512BW-NEXT: movabsq $-3689348814741910324, %rdx # imm = 0xCCCCCCCCCCCCCCCC
; GFNIAVX512BW-NEXT: andq %rcx, %rdx
; GFNIAVX512BW-NEXT: shrq $2, %rdx
; GFNIAVX512BW-NEXT: leaq (%rdx,%rax,4), %rax
; GFNIAVX512BW-NEXT: movabsq $6148914691236517205, %rcx # imm = 0x5555555555555555
; GFNIAVX512BW-NEXT: andq %rax, %rcx
; GFNIAVX512BW-NEXT: movabsq $-6148914691236517206, %rdx # imm = 0xAAAAAAAAAAAAAAAA
; GFNIAVX512BW-NEXT: andq %rax, %rdx
; GFNIAVX512BW-NEXT: shrq %rdx
; GFNIAVX512BW-NEXT: leaq (%rdx,%rcx,2), %rax
; GFNIAVX512BW-NEXT: retq
%b = call i64 @llvm.bitreverse.i64(i64 %a)
ret i64 %b
}
define <16 x i8> @test_bitreverse_v16i8(<16 x i8> %a) nounwind {
; SSE2-LABEL: test_bitreverse_v16i8:
; SSE2: # %bb.0:
; SSE2-NEXT: movdqa %xmm0, %xmm1
; SSE2-NEXT: psllw $4, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; SSE2-NEXT: psrlw $4, %xmm0
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [51,51,51,51,51,51,51,51,51,51,51,51,51,51,51,51]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psllw $2, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: psrlw $2, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psrlw $1, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: paddb %xmm0, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: test_bitreverse_v16i8:
; SSSE3: # %bb.0:
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; SSSE3-NEXT: movdqa %xmm0, %xmm2
; SSSE3-NEXT: pand %xmm1, %xmm2
; SSSE3-NEXT: movdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]
; SSSE3-NEXT: pshufb %xmm2, %xmm3
; SSSE3-NEXT: psrlw $4, %xmm0
; SSSE3-NEXT: pand %xmm1, %xmm0
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [0,8,4,12,2,10,6,14,1,9,5,13,3,11,7,15]
; SSSE3-NEXT: pshufb %xmm0, %xmm1
; SSSE3-NEXT: por %xmm3, %xmm1
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: test_bitreverse_v16i8:
; AVX: # %bb.0:
; AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm2
; AVX-NEXT: vmovdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]
; AVX-NEXT: vpshufb %xmm2, %xmm3, %xmm2
; AVX-NEXT: vpsrlw $4, %xmm0, %xmm0
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
; AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [0,8,4,12,2,10,6,14,1,9,5,13,3,11,7,15]
; AVX-NEXT: vpshufb %xmm0, %xmm1, %xmm0
; AVX-NEXT: vpor %xmm0, %xmm2, %xmm0
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_v16i8:
; XOP: # %bb.0:
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_v16i8:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: gf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_v16i8:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_v16i8:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_v16i8:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_v16i8:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX512BW-NEXT: retq
%b = call <16 x i8> @llvm.bitreverse.v16i8(<16 x i8> %a)
ret <16 x i8> %b
}
define <8 x i16> @test_bitreverse_v8i16(<8 x i16> %a) nounwind {
; SSE2-LABEL: test_bitreverse_v8i16:
; SSE2: # %bb.0:
; SSE2-NEXT: movdqa %xmm0, %xmm1
; SSE2-NEXT: psrlw $8, %xmm1
; SSE2-NEXT: psllw $8, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa %xmm0, %xmm1
; SSE2-NEXT: psllw $4, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; SSE2-NEXT: psrlw $4, %xmm0
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [51,51,51,51,51,51,51,51,51,51,51,51,51,51,51,51]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psllw $2, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: psrlw $2, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psrlw $1, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: paddb %xmm0, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: test_bitreverse_v8i16:
; SSSE3: # %bb.0:
; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; SSSE3-NEXT: movdqa %xmm0, %xmm2
; SSSE3-NEXT: pand %xmm1, %xmm2
; SSSE3-NEXT: movdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]
; SSSE3-NEXT: pshufb %xmm2, %xmm3
; SSSE3-NEXT: psrlw $4, %xmm0
; SSSE3-NEXT: pand %xmm1, %xmm0
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [0,8,4,12,2,10,6,14,1,9,5,13,3,11,7,15]
; SSSE3-NEXT: pshufb %xmm0, %xmm1
; SSSE3-NEXT: por %xmm3, %xmm1
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: test_bitreverse_v8i16:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm2
; AVX-NEXT: vmovdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]
; AVX-NEXT: vpshufb %xmm2, %xmm3, %xmm2
; AVX-NEXT: vpsrlw $4, %xmm0, %xmm0
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
; AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [0,8,4,12,2,10,6,14,1,9,5,13,3,11,7,15]
; AVX-NEXT: vpshufb %xmm0, %xmm1, %xmm0
; AVX-NEXT: vpor %xmm0, %xmm2, %xmm0
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_v8i16:
; XOP: # %bb.0:
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_v8i16:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; GFNISSE-NEXT: gf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_v8i16:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; GFNIAVX-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_v8i16:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; GFNIAVX2-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_v8i16:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; GFNIAVX512F-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_v8i16:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[1,0,3,2,5,4,7,6,9,8,11,10,13,12,15,14]
; GFNIAVX512BW-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX512BW-NEXT: retq
%b = call <8 x i16> @llvm.bitreverse.v8i16(<8 x i16> %a)
ret <8 x i16> %b
}
define <4 x i32> @test_bitreverse_v4i32(<4 x i32> %a) nounwind {
; SSE2-LABEL: test_bitreverse_v4i32:
; SSE2: # %bb.0:
; SSE2-NEXT: pxor %xmm1, %xmm1
; SSE2-NEXT: movdqa %xmm0, %xmm2
; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15]
; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4]
; SSE2-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
; SSE2-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
; SSE2-NEXT: packuswb %xmm2, %xmm0
; SSE2-NEXT: movdqa %xmm0, %xmm1
; SSE2-NEXT: psllw $4, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; SSE2-NEXT: psrlw $4, %xmm0
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [51,51,51,51,51,51,51,51,51,51,51,51,51,51,51,51]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psllw $2, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: psrlw $2, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psrlw $1, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: paddb %xmm0, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: test_bitreverse_v4i32:
; SSSE3: # %bb.0:
; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; SSSE3-NEXT: movdqa %xmm0, %xmm2
; SSSE3-NEXT: pand %xmm1, %xmm2
; SSSE3-NEXT: movdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]
; SSSE3-NEXT: pshufb %xmm2, %xmm3
; SSSE3-NEXT: psrlw $4, %xmm0
; SSSE3-NEXT: pand %xmm1, %xmm0
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [0,8,4,12,2,10,6,14,1,9,5,13,3,11,7,15]
; SSSE3-NEXT: pshufb %xmm0, %xmm1
; SSSE3-NEXT: por %xmm3, %xmm1
; SSSE3-NEXT: movdqa %xmm1, %xmm0
; SSSE3-NEXT: retq
;
; AVX-LABEL: test_bitreverse_v4i32:
; AVX: # %bb.0:
; AVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm2
; AVX-NEXT: vmovdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]
; AVX-NEXT: vpshufb %xmm2, %xmm3, %xmm2
; AVX-NEXT: vpsrlw $4, %xmm0, %xmm0
; AVX-NEXT: vpand %xmm1, %xmm0, %xmm0
; AVX-NEXT: vmovdqa {{.*#+}} xmm1 = [0,8,4,12,2,10,6,14,1,9,5,13,3,11,7,15]
; AVX-NEXT: vpshufb %xmm0, %xmm1, %xmm0
; AVX-NEXT: vpor %xmm0, %xmm2, %xmm0
; AVX-NEXT: retq
;
; XOP-LABEL: test_bitreverse_v4i32:
; XOP: # %bb.0:
; XOP-NEXT: vpperm {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0, %xmm0
; XOP-NEXT: retq
;
; GFNISSE-LABEL: test_bitreverse_v4i32:
; GFNISSE: # %bb.0:
; GFNISSE-NEXT: pshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; GFNISSE-NEXT: gf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; GFNISSE-NEXT: retq
;
; GFNIAVX-LABEL: test_bitreverse_v4i32:
; GFNIAVX: # %bb.0:
; GFNIAVX-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; GFNIAVX-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX-NEXT: retq
;
; GFNIAVX2-LABEL: test_bitreverse_v4i32:
; GFNIAVX2: # %bb.0:
; GFNIAVX2-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; GFNIAVX2-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX2-NEXT: retq
;
; GFNIAVX512F-LABEL: test_bitreverse_v4i32:
; GFNIAVX512F: # %bb.0:
; GFNIAVX512F-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; GFNIAVX512F-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX512F-NEXT: retq
;
; GFNIAVX512BW-LABEL: test_bitreverse_v4i32:
; GFNIAVX512BW: # %bb.0:
; GFNIAVX512BW-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[3,2,1,0,7,6,5,4,11,10,9,8,15,14,13,12]
; GFNIAVX512BW-NEXT: vgf2p8affineqb $0, {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0, %xmm0
; GFNIAVX512BW-NEXT: retq
%b = call <4 x i32> @llvm.bitreverse.v4i32(<4 x i32> %a)
ret <4 x i32> %b
}
define <2 x i64> @test_bitreverse_v2i64(<2 x i64> %a) nounwind {
; SSE2-LABEL: test_bitreverse_v2i64:
; SSE2: # %bb.0:
; SSE2-NEXT: pxor %xmm1, %xmm1
; SSE2-NEXT: movdqa %xmm0, %xmm2
; SSE2-NEXT: punpckhbw {{.*#+}} xmm2 = xmm2[8],xmm1[8],xmm2[9],xmm1[9],xmm2[10],xmm1[10],xmm2[11],xmm1[11],xmm2[12],xmm1[12],xmm2[13],xmm1[13],xmm2[14],xmm1[14],xmm2[15],xmm1[15]
; SSE2-NEXT: pshufd {{.*#+}} xmm2 = xmm2[2,3,0,1]
; SSE2-NEXT: pshuflw {{.*#+}} xmm2 = xmm2[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*#+}} xmm2 = xmm2[0,1,2,3,7,6,5,4]
; SSE2-NEXT: punpcklbw {{.*#+}} xmm0 = xmm0[0],xmm1[0],xmm0[1],xmm1[1],xmm0[2],xmm1[2],xmm0[3],xmm1[3],xmm0[4],xmm1[4],xmm0[5],xmm1[5],xmm0[6],xmm1[6],xmm0[7],xmm1[7]
; SSE2-NEXT: pshufd {{.*#+}} xmm0 = xmm0[2,3,0,1]
; SSE2-NEXT: pshuflw {{.*#+}} xmm0 = xmm0[3,2,1,0,4,5,6,7]
; SSE2-NEXT: pshufhw {{.*#+}} xmm0 = xmm0[0,1,2,3,7,6,5,4]
; SSE2-NEXT: packuswb %xmm2, %xmm0
; SSE2-NEXT: movdqa %xmm0, %xmm1
; SSE2-NEXT: psllw $4, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm1
; SSE2-NEXT: psrlw $4, %xmm0
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [51,51,51,51,51,51,51,51,51,51,51,51,51,51,51,51]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psllw $2, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: psrlw $2, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: movdqa {{.*#+}} xmm1 = [170,170,170,170,170,170,170,170,170,170,170,170,170,170,170,170]
; SSE2-NEXT: pand %xmm0, %xmm1
; SSE2-NEXT: psrlw $1, %xmm1
; SSE2-NEXT: pand {{\.?LCPI[0-9]+_[0-9]+}}(%rip), %xmm0
; SSE2-NEXT: paddb %xmm0, %xmm0
; SSE2-NEXT: por %xmm1, %xmm0
; SSE2-NEXT: retq
;
; SSSE3-LABEL: test_bitreverse_v2i64:
; SSSE3: # %bb.0:
; SSSE3-NEXT: pshufb {{.*#+}} xmm0 = xmm0[7,6,5,4,3,2,1,0,15,14,13,12,11,10,9,8]
; SSSE3-NEXT: movdqa {{.*#+}} xmm1 = [15,15,15,15,15,15,15,15,15,15,15,15,15,15,15,15]
; SSSE3-NEXT: movdqa %xmm0, %xmm2
; SSSE3-NEXT: pand %xmm1, %xmm2
; SSSE3-NEXT: movdqa {{.*#+}} xmm3 = [0,128,64,192,32,160,96,224,16,144,80,208,48,176,112,240]