; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
-; RUN: llc < %s -fast-isel -fast-isel-abort=1 -mtriple=x86_64-apple-darwin10 | FileCheck %s
-; RUN: llc < %s -fast-isel -mtriple=i686-- -mattr=+sse2 | FileCheck --check-prefix=SSE2 %s
+; RUN: llc < %s -fast-isel -fast-isel-abort=3 -mtriple=x86_64-apple-darwin10 | FileCheck %s
+; RUN: llc < %s -fast-isel -fast-isel-abort=1 -mtriple=i686-- -mattr=+sse2 | FileCheck --check-prefix=SSE2 %s
define double @doo(double %x) nounwind {
; CHECK-LABEL: doo:
%y = fsub float -0.0, %x
ret float %y
}
+
+define void @goo(double* %x, double* %y) nounwind {
+; CHECK-LABEL: goo:
+; CHECK: ## %bb.0:
+; CHECK-NEXT: movq {{.*#+}} xmm0 = mem[0],zero
+; CHECK-NEXT: movq %xmm0, %rax
+; CHECK-NEXT: movabsq $-9223372036854775808, %rcx ## imm = 0x8000000000000000
+; CHECK-NEXT: xorq %rax, %rcx
+; CHECK-NEXT: movq %rcx, %xmm0
+; CHECK-NEXT: movq %xmm0, (%rsi)
+; CHECK-NEXT: retq
+;
+; SSE2-LABEL: goo:
+; SSE2: # %bb.0:
+; SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; SSE2-NEXT: movsd {{.*#+}} xmm0 = mem[0],zero
+; SSE2-NEXT: subsd (%ecx), %xmm0
+; SSE2-NEXT: movsd %xmm0, (%eax)
+; SSE2-NEXT: retl
+ %a = load double, double* %x
+ %b = fsub double -0.0, %a
+ store double %b, double* %y
+ ret void
+}
+
+define void @loo(float* %x, float* %y) nounwind {
+; CHECK-LABEL: loo:
+; CHECK: ## %bb.0:
+; CHECK-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-NEXT: movd %xmm0, %eax
+; CHECK-NEXT: xorl $2147483648, %eax ## imm = 0x80000000
+; CHECK-NEXT: movd %eax, %xmm0
+; CHECK-NEXT: movd %xmm0, (%rsi)
+; CHECK-NEXT: retq
+;
+; SSE2-LABEL: loo:
+; SSE2: # %bb.0:
+; SSE2-NEXT: movl {{[0-9]+}}(%esp), %eax
+; SSE2-NEXT: movl {{[0-9]+}}(%esp), %ecx
+; SSE2-NEXT: movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; SSE2-NEXT: movd %xmm0, %ecx
+; SSE2-NEXT: xorl $2147483648, %ecx # imm = 0x80000000
+; SSE2-NEXT: movd %ecx, %xmm0
+; SSE2-NEXT: movd %xmm0, (%eax)
+; SSE2-NEXT: retl
+ %a = load float, float* %x
+ %b = fsub float -0.0, %a
+ store float %b, float* %y
+ ret void
+}