diff options
Diffstat (limited to 'test/CodeGen/X86/signbit-shift.ll')
| -rw-r--r-- | test/CodeGen/X86/signbit-shift.ll | 36 |
1 files changed, 17 insertions, 19 deletions
diff --git a/test/CodeGen/X86/signbit-shift.ll b/test/CodeGen/X86/signbit-shift.ll index cee647931bcb..1579a77a2e9b 100644 --- a/test/CodeGen/X86/signbit-shift.ll +++ b/test/CodeGen/X86/signbit-shift.ll @@ -156,9 +156,9 @@ define i32 @sext_ifneg(i32 %x) { define i32 @add_sext_ifneg(i32 %x) { ; CHECK-LABEL: add_sext_ifneg: ; CHECK: # %bb.0: -; CHECK-NEXT: shrl $31, %edi -; CHECK-NEXT: movl $42, %eax -; CHECK-NEXT: subl %edi, %eax +; CHECK-NEXT: # kill: def $edi killed $edi def $rdi +; CHECK-NEXT: sarl $31, %edi +; CHECK-NEXT: leal 42(%rdi), %eax ; CHECK-NEXT: retq %c = icmp slt i32 %x, 0 %e = sext i1 %c to i32 @@ -169,9 +169,9 @@ define i32 @add_sext_ifneg(i32 %x) { define i32 @sel_ifneg_fval_bigger(i32 %x) { ; CHECK-LABEL: sel_ifneg_fval_bigger: ; CHECK: # %bb.0: -; CHECK-NEXT: shrl $31, %edi -; CHECK-NEXT: movl $42, %eax -; CHECK-NEXT: subl %edi, %eax +; CHECK-NEXT: # kill: def $edi killed $edi def $rdi +; CHECK-NEXT: sarl $31, %edi +; CHECK-NEXT: leal 42(%rdi), %eax ; CHECK-NEXT: retq %c = icmp slt i32 %x, 0 %r = select i1 %c, i32 41, i32 42 @@ -231,9 +231,10 @@ define <4 x i32> @sub_lshr_not_vec_splat(<4 x i32> %x) { define i32 @sub_lshr(i32 %x, i32 %y) { ; CHECK-LABEL: sub_lshr: ; CHECK: # %bb.0: -; CHECK-NEXT: shrl $31, %edi -; CHECK-NEXT: subl %edi, %esi -; CHECK-NEXT: movl %esi, %eax +; CHECK-NEXT: # kill: def $esi killed $esi def $rsi +; CHECK-NEXT: # kill: def $edi killed $edi def $rdi +; CHECK-NEXT: sarl $31, %edi +; CHECK-NEXT: leal (%rdi,%rsi), %eax ; CHECK-NEXT: retq %sh = lshr i32 %x, 31 %r = sub i32 %y, %sh @@ -243,9 +244,8 @@ define i32 @sub_lshr(i32 %x, i32 %y) { define <4 x i32> @sub_lshr_vec(<4 x i32> %x, <4 x i32> %y) { ; CHECK-LABEL: sub_lshr_vec: ; CHECK: # %bb.0: -; CHECK-NEXT: psrld $31, %xmm0 -; CHECK-NEXT: psubd %xmm0, %xmm1 -; CHECK-NEXT: movdqa %xmm1, %xmm0 +; CHECK-NEXT: psrad $31, %xmm0 +; CHECK-NEXT: paddd %xmm1, %xmm0 ; CHECK-NEXT: retq %sh = lshr <4 x i32> %x, <i32 31, i32 31, i32 31, i32 31> %r = sub <4 x i32> %y, %sh @@ -255,9 +255,9 @@ define <4 x i32> @sub_lshr_vec(<4 x i32> %x, <4 x i32> %y) { define i32 @sub_const_op_lshr(i32 %x) { ; CHECK-LABEL: sub_const_op_lshr: ; CHECK: # %bb.0: -; CHECK-NEXT: shrl $31, %edi -; CHECK-NEXT: xorl $43, %edi -; CHECK-NEXT: movl %edi, %eax +; CHECK-NEXT: # kill: def $edi killed $edi def $rdi +; CHECK-NEXT: sarl $31, %edi +; CHECK-NEXT: leal 43(%rdi), %eax ; CHECK-NEXT: retq %sh = lshr i32 %x, 31 %r = sub i32 43, %sh @@ -267,10 +267,8 @@ define i32 @sub_const_op_lshr(i32 %x) { define <4 x i32> @sub_const_op_lshr_vec(<4 x i32> %x) { ; CHECK-LABEL: sub_const_op_lshr_vec: ; CHECK: # %bb.0: -; CHECK-NEXT: psrld $31, %xmm0 -; CHECK-NEXT: movdqa {{.*#+}} xmm1 = [42,42,42,42] -; CHECK-NEXT: psubd %xmm0, %xmm1 -; CHECK-NEXT: movdqa %xmm1, %xmm0 +; CHECK-NEXT: psrad $31, %xmm0 +; CHECK-NEXT: paddd {{.*}}(%rip), %xmm0 ; CHECK-NEXT: retq %sh = lshr <4 x i32> %x, <i32 31, i32 31, i32 31, i32 31> %r = sub <4 x i32> <i32 42, i32 42, i32 42, i32 42>, %sh |