Changes in directory llvm/lib/Target/X86:
README-SSE.txt updated: 1.16 -> 1.17 --- Log message: Made this into a bug report: PR1286: http://llvm.org/PR1286 --- Diffs of the changes: (+0 -40) README-SSE.txt | 40 ---------------------------------------- 1 files changed, 40 deletions(-) Index: llvm/lib/Target/X86/README-SSE.txt diff -u llvm/lib/Target/X86/README-SSE.txt:1.16 llvm/lib/Target/X86/README-SSE.txt:1.17 --- llvm/lib/Target/X86/README-SSE.txt:1.16 Thu Mar 22 13:42:45 2007 +++ llvm/lib/Target/X86/README-SSE.txt Wed Mar 28 14:07:34 2007 @@ -572,43 +572,3 @@ ret //===---------------------------------------------------------------------===// - -We should compile this: - -#include <xmmintrin.h> - -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 _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
