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TheRock/compiler/amd-llvm/llvm/test/CodeGen/ARM/qdadd.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

115 lines
3.7 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=thumbv7m-none-eabi | FileCheck %s --check-prefix=CHECK-T2NODSP
; RUN: llc < %s -mtriple=thumbv7em-none-eabi | FileCheck %s --check-prefix=CHECK-T2DSP
; RUN: llc < %s -mtriple=armv5te-none-none-eabi | FileCheck %s --check-prefix=CHECK-ARM
; RUN: llc < %s -mtriple=armv8a-none-eabi | FileCheck %s --check-prefix=CHECK-ARM
define i32 @qdadd(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdadd:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: adds r0, r0, r0
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: adds r0, r0, r1
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: bx lr
;
; CHECK-T2DSP-LABEL: qdadd:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qdadd r0, r1, r0
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdadd:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qdadd r0, r1, r0
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.sadd.sat.i32(i32 %z, i32 %y)
ret i32 %tmp
}
define i32 @qdadd_c(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdadd_c:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: adds r0, r0, r0
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: adds r0, r0, r1
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: bx lr
;
; CHECK-T2DSP-LABEL: qdadd_c:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qdadd r0, r1, r0
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdadd_c:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qdadd r0, r1, r0
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.sadd.sat.i32(i32 %y, i32 %z)
ret i32 %tmp
}
define i32 @qdsub(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdsub:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: adds r0, r0, r0
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: subs r0, r1, r0
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: bx lr
;
; CHECK-T2DSP-LABEL: qdsub:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qdsub r0, r1, r0
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdsub:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qdsub r0, r1, r0
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.ssub.sat.i32(i32 %y, i32 %z)
ret i32 %tmp
}
define i32 @qdsub_c(i32 %x, i32 %y) nounwind {
; CHECK-T2NODSP-LABEL: qdsub_c:
; CHECK-T2NODSP: @ %bb.0:
; CHECK-T2NODSP-NEXT: adds r0, r0, r0
; CHECK-T2NODSP-NEXT: mov.w r2, #-2147483648
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: subs r0, r0, r1
; CHECK-T2NODSP-NEXT: it vs
; CHECK-T2NODSP-NEXT: eorvs.w r0, r2, r0, asr #31
; CHECK-T2NODSP-NEXT: bx lr
;
; CHECK-T2DSP-LABEL: qdsub_c:
; CHECK-T2DSP: @ %bb.0:
; CHECK-T2DSP-NEXT: qadd r0, r0, r0
; CHECK-T2DSP-NEXT: qsub r0, r0, r1
; CHECK-T2DSP-NEXT: bx lr
;
; CHECK-ARM-LABEL: qdsub_c:
; CHECK-ARM: @ %bb.0:
; CHECK-ARM-NEXT: qadd r0, r0, r0
; CHECK-ARM-NEXT: qsub r0, r0, r1
; CHECK-ARM-NEXT: bx lr
%z = call i32 @llvm.sadd.sat.i32(i32 %x, i32 %x)
%tmp = call i32 @llvm.ssub.sat.i32(i32 %z, i32 %y)
ret i32 %tmp
}
declare i32 @llvm.sadd.sat.i32(i32, i32)
declare i32 @llvm.ssub.sat.i32(i32, i32)