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[LoongArch][NFC] Add tests of additions with immediates (for D147222)
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Reviewed By: SixWeining, xen0n, XiaodongLoong

Differential Revision: https://reviews.llvm.org/D147221
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@benshi001
benshi001 committed Mar 31, 2023
1 parent 068e0e0 commit 777318d
Showing 1 changed file with 221 additions and 0 deletions.
221 changes: 221 additions & 0 deletions llvm/test/CodeGen/LoongArch/ir-instruction/add.ll
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Expand Up @@ -703,3 +703,224 @@ define signext i32 @add_i32_minus_0x80000800_sext(i32 %x) {
%add = add i32 %x, -2147485696
ret i32 %add
}

define signext i32 @add_i32_4080(i32 %x) {
; LA32-LABEL: add_i32_4080:
; LA32: # %bb.0:
; LA32-NEXT: ori $a1, $zero, 4080
; LA32-NEXT: add.w $a0, $a0, $a1
; LA32-NEXT: ret
;
; LA64-LABEL: add_i32_4080:
; LA64: # %bb.0:
; LA64-NEXT: ori $a1, $zero, 4080
; LA64-NEXT: add.w $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i32 %x, 4080
ret i32 %add
}

define signext i32 @add_i32_minus_4080(i32 %x) {
; LA32-LABEL: add_i32_minus_4080:
; LA32: # %bb.0:
; LA32-NEXT: lu12i.w $a1, -1
; LA32-NEXT: ori $a1, $a1, 16
; LA32-NEXT: add.w $a0, $a0, $a1
; LA32-NEXT: ret
;
; LA64-LABEL: add_i32_minus_4080:
; LA64: # %bb.0:
; LA64-NEXT: lu12i.w $a1, -1
; LA64-NEXT: ori $a1, $a1, 16
; LA64-NEXT: add.w $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i32 %x, -4080
ret i32 %add
}

define signext i32 @add_i32_2048(i32 %x) {
; LA32-LABEL: add_i32_2048:
; LA32: # %bb.0:
; LA32-NEXT: ori $a1, $zero, 2048
; LA32-NEXT: add.w $a0, $a0, $a1
; LA32-NEXT: ret
;
; LA64-LABEL: add_i32_2048:
; LA64: # %bb.0:
; LA64-NEXT: ori $a1, $zero, 2048
; LA64-NEXT: add.w $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i32 %x, 2048
ret i32 %add
}

define signext i32 @add_i32_4094(i32 %x) {
; LA32-LABEL: add_i32_4094:
; LA32: # %bb.0:
; LA32-NEXT: ori $a1, $zero, 4094
; LA32-NEXT: add.w $a0, $a0, $a1
; LA32-NEXT: ret
;
; LA64-LABEL: add_i32_4094:
; LA64: # %bb.0:
; LA64-NEXT: ori $a1, $zero, 4094
; LA64-NEXT: add.w $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i32 %x, 4094
ret i32 %add
}

define signext i32 @add_i32_minus_2049(i32 %x) {
; LA32-LABEL: add_i32_minus_2049:
; LA32: # %bb.0:
; LA32-NEXT: lu12i.w $a1, -1
; LA32-NEXT: ori $a1, $a1, 2047
; LA32-NEXT: add.w $a0, $a0, $a1
; LA32-NEXT: ret
;
; LA64-LABEL: add_i32_minus_2049:
; LA64: # %bb.0:
; LA64-NEXT: lu12i.w $a1, -1
; LA64-NEXT: ori $a1, $a1, 2047
; LA64-NEXT: add.w $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i32 %x, -2049
ret i32 %add
}

define signext i32 @add_i32_minus_4096(i32 %x) {
; LA32-LABEL: add_i32_minus_4096:
; LA32: # %bb.0:
; LA32-NEXT: lu12i.w $a1, -1
; LA32-NEXT: add.w $a0, $a0, $a1
; LA32-NEXT: ret
;
; LA64-LABEL: add_i32_minus_4096:
; LA64: # %bb.0:
; LA64-NEXT: lu12i.w $a1, -1
; LA64-NEXT: add.w $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i32 %x, -4096
ret i32 %add
}

define i64 @add_i64_4080(i64 %x) {
; LA32-LABEL: add_i64_4080:
; LA32: # %bb.0:
; LA32-NEXT: ori $a2, $zero, 4080
; LA32-NEXT: add.w $a2, $a0, $a2
; LA32-NEXT: sltu $a0, $a2, $a0
; LA32-NEXT: add.w $a1, $a1, $a0
; LA32-NEXT: move $a0, $a2
; LA32-NEXT: ret
;
; LA64-LABEL: add_i64_4080:
; LA64: # %bb.0:
; LA64-NEXT: ori $a1, $zero, 4080
; LA64-NEXT: add.d $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i64 %x, 4080
ret i64 %add
}

define i64 @add_i64_minus_4080(i64 %x) {
; LA32-LABEL: add_i64_minus_4080:
; LA32: # %bb.0:
; LA32-NEXT: lu12i.w $a2, -1
; LA32-NEXT: ori $a2, $a2, 16
; LA32-NEXT: add.w $a2, $a0, $a2
; LA32-NEXT: sltu $a0, $a2, $a0
; LA32-NEXT: add.w $a0, $a1, $a0
; LA32-NEXT: addi.w $a1, $a0, -1
; LA32-NEXT: move $a0, $a2
; LA32-NEXT: ret
;
; LA64-LABEL: add_i64_minus_4080:
; LA64: # %bb.0:
; LA64-NEXT: lu12i.w $a1, -1
; LA64-NEXT: ori $a1, $a1, 16
; LA64-NEXT: add.d $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i64 %x, -4080
ret i64 %add
}

define i64 @add_i64_2048(i64 %x) {
; LA32-LABEL: add_i64_2048:
; LA32: # %bb.0:
; LA32-NEXT: ori $a2, $zero, 2048
; LA32-NEXT: add.w $a2, $a0, $a2
; LA32-NEXT: sltu $a0, $a2, $a0
; LA32-NEXT: add.w $a1, $a1, $a0
; LA32-NEXT: move $a0, $a2
; LA32-NEXT: ret
;
; LA64-LABEL: add_i64_2048:
; LA64: # %bb.0:
; LA64-NEXT: ori $a1, $zero, 2048
; LA64-NEXT: add.d $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i64 %x, 2048
ret i64 %add
}

define i64 @add_i64_4094(i64 %x) {
; LA32-LABEL: add_i64_4094:
; LA32: # %bb.0:
; LA32-NEXT: ori $a2, $zero, 4094
; LA32-NEXT: add.w $a2, $a0, $a2
; LA32-NEXT: sltu $a0, $a2, $a0
; LA32-NEXT: add.w $a1, $a1, $a0
; LA32-NEXT: move $a0, $a2
; LA32-NEXT: ret
;
; LA64-LABEL: add_i64_4094:
; LA64: # %bb.0:
; LA64-NEXT: ori $a1, $zero, 4094
; LA64-NEXT: add.d $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i64 %x, 4094
ret i64 %add
}

define i64 @add_i64_minus_2049(i64 %x) {
; LA32-LABEL: add_i64_minus_2049:
; LA32: # %bb.0:
; LA32-NEXT: lu12i.w $a2, -1
; LA32-NEXT: ori $a2, $a2, 2047
; LA32-NEXT: add.w $a2, $a0, $a2
; LA32-NEXT: sltu $a0, $a2, $a0
; LA32-NEXT: add.w $a0, $a1, $a0
; LA32-NEXT: addi.w $a1, $a0, -1
; LA32-NEXT: move $a0, $a2
; LA32-NEXT: ret
;
; LA64-LABEL: add_i64_minus_2049:
; LA64: # %bb.0:
; LA64-NEXT: lu12i.w $a1, -1
; LA64-NEXT: ori $a1, $a1, 2047
; LA64-NEXT: add.d $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i64 %x, -2049
ret i64 %add
}

define i64 @add_i64_minus_4096(i64 %x) {
; LA32-LABEL: add_i64_minus_4096:
; LA32: # %bb.0:
; LA32-NEXT: lu12i.w $a2, -1
; LA32-NEXT: add.w $a2, $a0, $a2
; LA32-NEXT: sltu $a0, $a2, $a0
; LA32-NEXT: add.w $a0, $a1, $a0
; LA32-NEXT: addi.w $a1, $a0, -1
; LA32-NEXT: move $a0, $a2
; LA32-NEXT: ret
;
; LA64-LABEL: add_i64_minus_4096:
; LA64: # %bb.0:
; LA64-NEXT: lu12i.w $a1, -1
; LA64-NEXT: add.d $a0, $a0, $a1
; LA64-NEXT: ret
%add = add i64 %x, -4096
ret i64 %add
}

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