llvm/llvm/test/CodeGen/X86/vec_ins_extract.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: opt < %s -passes='sroa,instcombine' | \
; RUN:   llc -mtriple=i686-- -mcpu=yonah | not grep sub.*esp

; This checks that various insert/extract idiom work without going to the
; stack.
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"

define void @test(ptr %F, float %f) {
entry:
	%tmp = load <4 x float>, ptr %F		; <<4 x float>> [#uses=2]
	%tmp3 = fadd <4 x float> %tmp, %tmp		; <<4 x float>> [#uses=1]
	%tmp10 = insertelement <4 x float> %tmp3, float %f, i32 0		; <<4 x float>> [#uses=2]
	%tmp6 = fadd <4 x float> %tmp10, %tmp10		; <<4 x float>> [#uses=1]
	store <4 x float> %tmp6, ptr %F
	ret void
}

define void @test2(ptr %F, float %f) {
entry:
	%G = alloca <4 x float>, align 16		; <ptr> [#uses=3]
	%tmp = load <4 x float>, ptr %F		; <<4 x float>> [#uses=2]
	%tmp3 = fadd <4 x float> %tmp, %tmp		; <<4 x float>> [#uses=1]
	store <4 x float> %tmp3, ptr %G
	%tmp.upgrd.1 = getelementptr <4 x float>, ptr %G, i32 0, i32 2		; <ptr> [#uses=1]
	store float %f, ptr %tmp.upgrd.1
	%tmp4 = load <4 x float>, ptr %G		; <<4 x float>> [#uses=2]
	%tmp6 = fadd <4 x float> %tmp4, %tmp4		; <<4 x float>> [#uses=1]
	store <4 x float> %tmp6, ptr %F
	ret void
}

define void @test3(ptr %F, ptr %f) {
entry:
	%G = alloca <4 x float>, align 16		; <ptr> [#uses=2]
	%tmp = load <4 x float>, ptr %F		; <<4 x float>> [#uses=2]
	%tmp3 = fadd <4 x float> %tmp, %tmp		; <<4 x float>> [#uses=1]
	store <4 x float> %tmp3, ptr %G
	%tmp.upgrd.2 = getelementptr <4 x float>, ptr %G, i32 0, i32 2		; <ptr> [#uses=1]
	%tmp.upgrd.3 = load float, ptr %tmp.upgrd.2		; <float> [#uses=1]
	store float %tmp.upgrd.3, ptr %f
	ret void
}

define void @test4(ptr %F, ptr %f) {
entry:
	%tmp = load <4 x float>, ptr %F		; <<4 x float>> [#uses=2]
	%tmp5.lhs = extractelement <4 x float> %tmp, i32 0		; <float> [#uses=1]
	%tmp5.rhs = extractelement <4 x float> %tmp, i32 0		; <float> [#uses=1]
	%tmp5 = fadd float %tmp5.lhs, %tmp5.rhs		; <float> [#uses=1]
	store float %tmp5, ptr %f
	ret void
}