/
fp16-promote.ll
152 lines (145 loc) · 4.89 KB
/
fp16-promote.ll
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=riscv32 -mattr +d -target-abi ilp32d < %s | FileCheck %s
define void @test_load_store(ptr %p, ptr %q) nounwind {
; CHECK-LABEL: test_load_store:
; CHECK: # %bb.0:
; CHECK-NEXT: lh a0, 0(a0)
; CHECK-NEXT: sh a0, 0(a1)
; CHECK-NEXT: ret
%a = load half, ptr %p
store half %a, ptr %q
ret void
}
define float @test_fpextend_float(ptr %p) nounwind {
; CHECK-LABEL: test_fpextend_float:
; CHECK: # %bb.0:
; CHECK-NEXT: addi sp, sp, -16
; CHECK-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK-NEXT: lhu a0, 0(a0)
; CHECK-NEXT: fmv.w.x fa0, a0
; CHECK-NEXT: call __extendhfsf2@plt
; CHECK-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK-NEXT: addi sp, sp, 16
; CHECK-NEXT: ret
%a = load half, ptr %p
%r = fpext half %a to float
ret float %r
}
define double @test_fpextend_double(ptr %p) nounwind {
; CHECK-LABEL: test_fpextend_double:
; CHECK: # %bb.0:
; CHECK-NEXT: addi sp, sp, -16
; CHECK-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK-NEXT: lhu a0, 0(a0)
; CHECK-NEXT: fmv.w.x fa0, a0
; CHECK-NEXT: call __extendhfsf2@plt
; CHECK-NEXT: fcvt.d.s fa0, fa0
; CHECK-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK-NEXT: addi sp, sp, 16
; CHECK-NEXT: ret
%a = load half, ptr %p
%r = fpext half %a to double
ret double %r
}
define void @test_fptrunc_float(float %f, ptr %p) nounwind {
; CHECK-LABEL: test_fptrunc_float:
; CHECK: # %bb.0:
; CHECK-NEXT: addi sp, sp, -16
; CHECK-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; CHECK-NEXT: mv s0, a0
; CHECK-NEXT: call __truncsfhf2@plt
; CHECK-NEXT: fmv.x.w a0, fa0
; CHECK-NEXT: sh a0, 0(s0)
; CHECK-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; CHECK-NEXT: addi sp, sp, 16
; CHECK-NEXT: ret
%a = fptrunc float %f to half
store half %a, ptr %p
ret void
}
define void @test_fptrunc_double(double %d, ptr %p) nounwind {
; CHECK-LABEL: test_fptrunc_double:
; CHECK: # %bb.0:
; CHECK-NEXT: addi sp, sp, -16
; CHECK-NEXT: sw ra, 12(sp) # 4-byte Folded Spill
; CHECK-NEXT: sw s0, 8(sp) # 4-byte Folded Spill
; CHECK-NEXT: mv s0, a0
; CHECK-NEXT: call __truncdfhf2@plt
; CHECK-NEXT: fmv.x.w a0, fa0
; CHECK-NEXT: sh a0, 0(s0)
; CHECK-NEXT: lw ra, 12(sp) # 4-byte Folded Reload
; CHECK-NEXT: lw s0, 8(sp) # 4-byte Folded Reload
; CHECK-NEXT: addi sp, sp, 16
; CHECK-NEXT: ret
%a = fptrunc double %d to half
store half %a, ptr %p
ret void
}
define void @test_fadd(ptr %p, ptr %q) nounwind {
; CHECK-LABEL: test_fadd:
; CHECK: # %bb.0:
; CHECK-NEXT: addi sp, sp, -32
; CHECK-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
; CHECK-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
; CHECK-NEXT: fsd fs0, 16(sp) # 8-byte Folded Spill
; CHECK-NEXT: fsd fs1, 8(sp) # 8-byte Folded Spill
; CHECK-NEXT: mv s0, a0
; CHECK-NEXT: lhu a0, 0(a0)
; CHECK-NEXT: lhu a1, 0(a1)
; CHECK-NEXT: fmv.w.x fs0, a0
; CHECK-NEXT: fmv.w.x fa0, a1
; CHECK-NEXT: call __extendhfsf2@plt
; CHECK-NEXT: fmv.s fs1, fa0
; CHECK-NEXT: fmv.s fa0, fs0
; CHECK-NEXT: call __extendhfsf2@plt
; CHECK-NEXT: fadd.s fa0, fa0, fs1
; CHECK-NEXT: call __truncsfhf2@plt
; CHECK-NEXT: fmv.x.w a0, fa0
; CHECK-NEXT: sh a0, 0(s0)
; CHECK-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
; CHECK-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
; CHECK-NEXT: fld fs0, 16(sp) # 8-byte Folded Reload
; CHECK-NEXT: fld fs1, 8(sp) # 8-byte Folded Reload
; CHECK-NEXT: addi sp, sp, 32
; CHECK-NEXT: ret
%a = load half, ptr %p
%b = load half, ptr %q
%r = fadd half %a, %b
store half %r, ptr %p
ret void
}
define void @test_fmul(ptr %p, ptr %q) nounwind {
; CHECK-LABEL: test_fmul:
; CHECK: # %bb.0:
; CHECK-NEXT: addi sp, sp, -32
; CHECK-NEXT: sw ra, 28(sp) # 4-byte Folded Spill
; CHECK-NEXT: sw s0, 24(sp) # 4-byte Folded Spill
; CHECK-NEXT: fsd fs0, 16(sp) # 8-byte Folded Spill
; CHECK-NEXT: fsd fs1, 8(sp) # 8-byte Folded Spill
; CHECK-NEXT: mv s0, a0
; CHECK-NEXT: lhu a0, 0(a0)
; CHECK-NEXT: lhu a1, 0(a1)
; CHECK-NEXT: fmv.w.x fs0, a0
; CHECK-NEXT: fmv.w.x fa0, a1
; CHECK-NEXT: call __extendhfsf2@plt
; CHECK-NEXT: fmv.s fs1, fa0
; CHECK-NEXT: fmv.s fa0, fs0
; CHECK-NEXT: call __extendhfsf2@plt
; CHECK-NEXT: fmul.s fa0, fa0, fs1
; CHECK-NEXT: call __truncsfhf2@plt
; CHECK-NEXT: fmv.x.w a0, fa0
; CHECK-NEXT: sh a0, 0(s0)
; CHECK-NEXT: lw ra, 28(sp) # 4-byte Folded Reload
; CHECK-NEXT: lw s0, 24(sp) # 4-byte Folded Reload
; CHECK-NEXT: fld fs0, 16(sp) # 8-byte Folded Reload
; CHECK-NEXT: fld fs1, 8(sp) # 8-byte Folded Reload
; CHECK-NEXT: addi sp, sp, 32
; CHECK-NEXT: ret
%a = load half, ptr %p
%b = load half, ptr %q
%r = fmul half %a, %b
store half %r, ptr %p
ret void
}