llvm-6502/test/CodeGen/X86/extractelement-load.ll

; RUN: llvm-as %s -o - | llc -march=x86 -mattr=+sse2 -mcpu=yonah | not grep movd
; RUN: llvm-as %s -o - | llc -march=x86-64 -mattr=+sse2 -mcpu=core2 | not grep movd

define i32 @t(<2 x i64>* %val) nounwind  {
	%tmp2 = load <2 x i64>* %val, align 16		; <<2 x i64>> [#uses=1]
	%tmp3 = bitcast <2 x i64> %tmp2 to <4 x i32>		; <<4 x i32>> [#uses=1]
	%tmp4 = extractelement <4 x i32> %tmp3, i32 2		; <i32> [#uses=1]
	ret i32 %tmp4
}
Instead of a vector load, shuffle and then extract an element. Load the element from address with an offset. pshufd $1, (%rdi), %xmm0 movd %xmm0, %eax => movl 4(%rdi), %eax git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51026 91177308-0d34-0410-b5e6-96231b3b80d8 2008-05-13 08:35:03 +00:00			`; RUN: llvm-as %s -o - \| llc -march=x86 -mattr=+sse2 -mcpu=yonah \| not grep movd`
Yonah does not support x86-64. Change the -mcpu value to one that does. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63561 91177308-0d34-0410-b5e6-96231b3b80d8 2009-02-02 22:50:08 +00:00			`; RUN: llvm-as %s -o - \| llc -march=x86-64 -mattr=+sse2 -mcpu=core2 \| not grep movd`
Instead of a vector load, shuffle and then extract an element. Load the element from address with an offset. pshufd $1, (%rdi), %xmm0 movd %xmm0, %eax => movl 4(%rdi), %eax git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51026 91177308-0d34-0410-b5e6-96231b3b80d8 2008-05-13 08:35:03 +00:00
			`define i32 @t(<2 x i64>* %val) nounwind {`
			`%tmp2 = load <2 x i64>* %val, align 16 ; <<2 x i64>> [#uses=1]`
			`%tmp3 = bitcast <2 x i64> %tmp2 to <4 x i32> ; <<4 x i32>> [#uses=1]`
			`%tmp4 = extractelement <4 x i32> %tmp3, i32 2 ; <i32> [#uses=1]`
			`ret i32 %tmp4`
			`}`