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Differential D62774 Diff 202903 llvm/trunk/test/CodeGen/X86/sink-addsub-of-const.ll

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llvm/trunk/test/CodeGen/X86/sink-addsub-of-const.ll

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} }
; sub (sub C, %x), %y ; sub (sub C, %x), %y
; sub %y, (sub C, %x) ; sub %y, (sub C, %x)
define i32 @sink_sub_from_const_to_sub(i32 %a, i32 %b) { define i32 @sink_sub_from_const_to_sub(i32 %a, i32 %b) {
; X32-LABEL: sink_sub_from_const_to_sub: ; X32-LABEL: sink_sub_from_const_to_sub:
; X32: # %bb.0: ; X32: # %bb.0:
; X32-NEXT: movl {{[0-9]+}}(%esp), %ecx
; X32-NEXT: addl {{[0-9]+}}(%esp), %ecx
; X32-NEXT: movl $32, %eax ; X32-NEXT: movl $32, %eax
; X32-NEXT: subl {{[0-9]+}}(%esp), %eax ; X32-NEXT: subl %ecx, %eax
; X32-NEXT: subl {{[0-9]+}}(%esp), %eax
; X32-NEXT: retl ; X32-NEXT: retl
; ;
; X64-LABEL: sink_sub_from_const_to_sub: ; X64-LABEL: sink_sub_from_const_to_sub:
; X64: # %bb.0: ; X64: # %bb.0:
; X64-NEXT: addl %esi, %edi
; X64-NEXT: movl $32, %eax ; X64-NEXT: movl $32, %eax
; X64-NEXT: subl %edi, %eax ; X64-NEXT: subl %edi, %eax
; X64-NEXT: subl %esi, %eax
; X64-NEXT: retq ; X64-NEXT: retq
%t0 = sub i32 32, %a %t0 = sub i32 32, %a
%r = sub i32 %t0, %b %r = sub i32 %t0, %b
ret i32 %r ret i32 %r
} }
define i32 @sink_sub_from_const_to_sub2(i32 %a, i32 %b) { define i32 @sink_sub_from_const_to_sub2(i32 %a, i32 %b) {
; X32-LABEL: sink_sub_from_const_to_sub2: ; X32-LABEL: sink_sub_from_const_to_sub2:
; X32: # %bb.0: ; X32: # %bb.0:
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; sub (sub C, %x), %y ; sub (sub C, %x), %y
; sub %y, (sub C, %x) ; sub %y, (sub C, %x)
define <4 x i32> @vec_sink_sub_from_const_to_sub(<4 x i32> %a, <4 x i32> %b) { define <4 x i32> @vec_sink_sub_from_const_to_sub(<4 x i32> %a, <4 x i32> %b) {
; ALL-LABEL: vec_sink_sub_from_const_to_sub: ; ALL-LABEL: vec_sink_sub_from_const_to_sub:
; ALL: # %bb.0: ; ALL: # %bb.0:
; ALL-NEXT: movdqa {{.*#+}} xmm2 = <42,24,u,46> ; ALL-NEXT: movdqa {{.*#+}} xmm2 = <42,24,u,46>
; ALL-NEXT: paddd %xmm1, %xmm0
; ALL-NEXT: psubd %xmm0, %xmm2 ; ALL-NEXT: psubd %xmm0, %xmm2
; ALL-NEXT: psubd %xmm1, %xmm2
; ALL-NEXT: movdqa %xmm2, %xmm0 ; ALL-NEXT: movdqa %xmm2, %xmm0
; ALL-NEXT: ret{{[l|q]}} ; ALL-NEXT: ret{{[l|q]}}
%t0 = sub <4 x i32> <i32 42, i32 24, i32 undef, i32 46>, %a %t0 = sub <4 x i32> <i32 42, i32 24, i32 undef, i32 46>, %a
%r = sub <4 x i32> %t0, %b %r = sub <4 x i32> %t0, %b
ret <4 x i32> %r ret <4 x i32> %r
} }
define <4 x i32> @vec_sink_sub_from_const_to_sub2(<4 x i32> %a, <4 x i32> %b) { define <4 x i32> @vec_sink_sub_from_const_to_sub2(<4 x i32> %a, <4 x i32> %b) {
; X32-LABEL: vec_sink_sub_from_const_to_sub2: ; X32-LABEL: vec_sink_sub_from_const_to_sub2:
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