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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

66 lines
1.8 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- -mattr=+sse2 | FileCheck %s --check-prefix=X86
; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 | FileCheck %s --check-prefix=X64
define void @foo(ptr %P) {
; X86-LABEL: foo:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: xorps %xmm0, %xmm0
; X86-NEXT: addps (%eax), %xmm0
; X86-NEXT: movaps %xmm0, (%eax)
; X86-NEXT: retl
;
; X64-LABEL: foo:
; X64: # %bb.0:
; X64-NEXT: xorps %xmm0, %xmm0
; X64-NEXT: addps (%rdi), %xmm0
; X64-NEXT: movaps %xmm0, (%rdi)
; X64-NEXT: retq
%T = load <4 x float>, ptr %P
%S = fadd <4 x float> zeroinitializer, %T
store <4 x float> %S, ptr %P
ret void
}
define void @bar(ptr %P) {
; X86-LABEL: bar:
; X86: # %bb.0:
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: pxor %xmm0, %xmm0
; X86-NEXT: psubd (%eax), %xmm0
; X86-NEXT: movdqa %xmm0, (%eax)
; X86-NEXT: retl
;
; X64-LABEL: bar:
; X64: # %bb.0:
; X64-NEXT: pxor %xmm0, %xmm0
; X64-NEXT: psubd (%rdi), %xmm0
; X64-NEXT: movdqa %xmm0, (%rdi)
; X64-NEXT: retq
%T = load <4 x i32>, ptr %P
%S = sub <4 x i32> zeroinitializer, %T
store <4 x i32> %S, ptr %P
ret void
}
; Without any type hints from operations, we fall back to the smaller xorps.
; The IR type <4 x i32> is ignored.
define void @untyped_zero(ptr %p) {
; X86-LABEL: untyped_zero:
; X86: # %bb.0: # %entry
; X86-NEXT: movl {{[0-9]+}}(%esp), %eax
; X86-NEXT: xorps %xmm0, %xmm0
; X86-NEXT: movaps %xmm0, (%eax)
; X86-NEXT: retl
;
; X64-LABEL: untyped_zero:
; X64: # %bb.0: # %entry
; X64-NEXT: xorps %xmm0, %xmm0
; X64-NEXT: movaps %xmm0, (%rdi)
; X64-NEXT: retq
entry:
store <4 x i32> zeroinitializer, ptr %p, align 16
ret void
}