From: Bill Wendling Date: Wed, 28 Mar 2007 19:07:34 +0000 (+0000) Subject: Made this into a bug report: PR1286 X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=03179060eef0fb92305cb98aae0d584ef6ab304d;p=oota-llvm.git Made this into a bug report: PR1286 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35439 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Target/X86/README-SSE.txt b/lib/Target/X86/README-SSE.txt index 96e6aab2438..08dcc278a1b 100644 --- a/lib/Target/X86/README-SSE.txt +++ b/lib/Target/X86/README-SSE.txt @@ -572,43 +572,3 @@ swizzle: ret //===---------------------------------------------------------------------===// - -We should compile this: - -#include - -void foo(__m128i *A, __m128i *B) { - *A = _mm_sll_epi16 (*A, *B); -} - -to: - -_foo: - subl $12, %esp - movl 16(%esp), %edx - movl 20(%esp), %eax - movdqa (%edx), %xmm1 - movdqa (%eax), %xmm0 - psllw %xmm0, %xmm1 - movdqa %xmm1, (%edx) - addl $12, %esp - ret - -not: - -_foo: - movl 8(%esp), %eax - movdqa (%eax), %xmm0 - #IMPLICIT_DEF %eax - pinsrw $2, %eax, %xmm0 - xorl %ecx, %ecx - pinsrw $3, %ecx, %xmm0 - pinsrw $4, %eax, %xmm0 - pinsrw $5, %ecx, %xmm0 - pinsrw $6, %eax, %xmm0 - pinsrw $7, %ecx, %xmm0 - movl 4(%esp), %eax - movdqa (%eax), %xmm1 - psllw %xmm0, %xmm1 - movdqa %xmm1, (%eax) - ret