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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@42549 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2007-10-02 21:02:53 +00:00
parent 6dbb1b59ae
commit 892d392905
1 changed files with 2 additions and 5 deletions
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7
lib/Target/X86/README-SSE.txt
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@ -689,13 +689,13 @@ bb49: ; preds = %bb49, %bb49.preheader
we get: we get:
LBB4_6: # bb47.preheader LBB5_6: # bb49.preheader
shlw $2, %si shlw $2, %si
decw %si decw %si
movzwl %si, %eax movzwl %si, %eax
incl %eax incl %eax
xorl %ecx, %ecx xorl %ecx, %ecx
LBB4_7: # bb47 LBB5_7: # bb49
xorps %xmm0, %xmm0 # (1) xorps %xmm0, %xmm0 # (1)
movaps %xmm0, (%edx) movaps %xmm0, (%edx)
movaps %xmm0, 16(%edx) movaps %xmm0, 16(%edx)
@ -703,9 +703,6 @@ LBB4_7: # bb47
incl %ecx incl %ecx
cmpl %eax, %ecx cmpl %eax, %ecx
jne LBB4_7 # bb47 jne LBB4_7 # bb47
LBB4_8: # bb42.return_crit_edge
xorw %si, %si
jmp LBB4_12 # return
The instruction at (1) can be moved out of the main body of the loop. The instruction at (1) can be moved out of the main body of the loop.