-; RUN: llc < %s -fast-isel -O0 -regalloc=fast -asm-verbose=0 -fast-isel-abort | FileCheck %s
+; RUN: llc < %s -mattr=-avx -fast-isel -mcpu=core2 -O0 -regalloc=fast -asm-verbose=0 -fast-isel-abort=1 | FileCheck %s
+; RUN: llc < %s -mattr=+avx -fast-isel -mcpu=core2 -O0 -regalloc=fast -asm-verbose=0 -fast-isel-abort=1 | FileCheck %s --check-prefix=AVX
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-darwin10.0.0"
ret i32 %and
}
-; CHECK: test1:
+; CHECK-LABEL: test1:
; CHECK: andl $8,
entry:
%x.addr = alloca i64, align 8
store i64 %x, i64* %x.addr, align 8
- %tmp = load i64* %x.addr, align 8
+ %tmp = load i64, i64* %x.addr, align 8
%cmp = icmp sgt i64 %tmp, 42
br i1 %cmp, label %if.then, label %if.end
if.end: ; preds = %if.then, %entry
ret void
-; CHECK: test2:
+; CHECK-LABEL: test2:
; CHECK: movq %rdi, -8(%rsp)
; CHECK: cmpq $42, -8(%rsp)
}
define i64 @test3() nounwind {
%A = ptrtoint i32* @G to i64
ret i64 %A
-; CHECK: test3:
+; CHECK-LABEL: test3:
; CHECK: movq _G@GOTPCREL(%rip), %rax
; CHECK-NEXT: ret
}
@rtx_length = external global [153 x i8]
define i32 @test4(i64 %idxprom9) nounwind {
- %arrayidx10 = getelementptr inbounds [153 x i8]* @rtx_length, i32 0, i64 %idxprom9
- %tmp11 = load i8* %arrayidx10, align 1
+ %arrayidx10 = getelementptr inbounds [153 x i8], [153 x i8]* @rtx_length, i32 0, i64 %idxprom9
+ %tmp11 = load i8, i8* %arrayidx10, align 1
%conv = zext i8 %tmp11 to i32
ret i32 %conv
-; CHECK: test4:
+; CHECK-LABEL: test4:
; CHECK: movq _rtx_length@GOTPCREL(%rip), %rax
; CHECK-NEXT: movzbl (%rax,%rdi), %eax
; CHECK-NEXT: ret
store i32 %y, i32* %p
ret void
-; CHECK: test5:
+; CHECK-LABEL: test5:
; CHECK: movl $50000, %ecx
; CHECK: sarl %cl, %edi
; CHECK: ret
%mul = mul nsw i64 %x, 8
ret i64 %mul
-; CHECK: test6:
-; CHECK: leaq (,%rdi,8), %rax
+; CHECK-LABEL: test6:
+; CHECK: shlq $3, %rdi
}
define i32 @test7(i32 %x) nounwind ssp {
entry:
%mul = mul nsw i32 %x, 8
ret i32 %mul
-; CHECK: test7:
-; CHECK: leal (,%rdi,8), %eax
+; CHECK-LABEL: test7:
+; CHECK: shll $3, %edi
}
%add = add nsw i64 %x, 7
ret i64 %add
-; CHECK: test8:
+; CHECK-LABEL: test8:
; CHECK: addq $7, %rdi
}
entry:
%add = mul nsw i64 %x, 7
ret i64 %add
-; CHECK: test9:
+; CHECK-LABEL: test9:
; CHECK: imulq $7, %rdi, %rax
}
define i32 @test10(i32 %X) nounwind {
%Y = udiv i32 %X, 8
ret i32 %Y
-; CHECK: test10:
+; CHECK-LABEL: test10:
; CHECK: shrl $3,
}
define i32 @test11(i32 %X) nounwind {
%Y = sdiv exact i32 %X, 8
ret i32 %Y
-; CHECK: test11:
+; CHECK-LABEL: test11:
; CHECK: sarl $3,
}
if.end: ; preds = %if.then, %entry
ret void
-; CHECK: test12:
+; CHECK-LABEL: test12:
; CHECK: testb $1,
; CHECK-NEXT: je L
-; CHECK-NEXT: movl $0, %edi
+; CHECK-NEXT: xorl %edi, %edi
; CHECK-NEXT: callq
}
define void @test13() nounwind {
call void @test13f(i1 0)
ret void
-; CHECK: test13:
-; CHECK: movl $0, %edi
+; CHECK-LABEL: test13:
+; CHECK: xorl %edi, %edi
; CHECK-NEXT: callq
}
%tobool = trunc i8 %tmp to i1
call void @test13f(i1 zeroext %tobool) noredzone
ret void
-; CHECK: test14:
+; CHECK-LABEL: test14:
; CHECK: andb $1,
; CHECK: callq
}
define void @test15(i8* %a, i8* %b) nounwind {
call void @llvm.memcpy.p0i8.p0i8.i64(i8* %a, i8* %b, i64 4, i32 4, i1 false)
ret void
-; CHECK: test15:
+; CHECK-LABEL: test15:
; CHECK-NEXT: movl (%rsi), %eax
; CHECK-NEXT: movl %eax, (%rdi)
; CHECK-NEXT: ret
; Handling for varargs calls
declare void @test16callee(...) nounwind
define void @test16() nounwind {
-; CHECK: test16:
+; CHECK-LABEL: test16:
; CHECK: movl $1, %edi
; CHECK: movb $0, %al
; CHECK: callq _test16callee
- call void (...)* @test16callee(i32 1)
+ call void (...) @test16callee(i32 1)
br label %block2
block2:
-; CHECK: movabsq $1
-; CHECK: cvtsi2sdq {{.*}} %xmm0
+; CHECK: movsd LCP{{.*}}_{{.*}}(%rip), %xmm0
; CHECK: movb $1, %al
; CHECK: callq _test16callee
- call void (...)* @test16callee(double 1.000000e+00)
+
+; AVX: vmovsd LCP{{.*}}_{{.*}}(%rip), %xmm0
+; AVX: movb $1, %al
+; AVX: callq _test16callee
+ call void (...) @test16callee(double 1.000000e+00)
ret void
}
; w.r.t. the call.
define i32 @test17(i32 *%P) ssp nounwind {
entry:
- %tmp = load i32* %P
+ %tmp = load i32, i32* %P
%cmp = icmp ne i32 %tmp, 5
call void @foo()
br i1 %cmp, label %if.then, label %if.else
if.else: ; preds = %entry
ret i32 2
-; CHECK: test17:
+; CHECK-LABEL: test17:
; CHECK: movl (%rdi), %eax
; CHECK: callq _foo
; CHECK: cmpl $5, %eax
; CHECK-NEXT: je
}
-; Check that 0.0 is materialized using pxor
+; Check that 0.0 is materialized using xorps
define void @test18(float* %p1) {
store float 0.0, float* %p1
ret void
-; CHECK: test18:
-; CHECK: pxor
+; CHECK-LABEL: test18:
+; CHECK: xorps
}
+
+; Without any type hints, doubles use the smaller xorps instead of xorpd.
define void @test19(double* %p1) {
store double 0.0, double* %p1
ret void
-; CHECK: test19:
-; CHECK: pxor
+; CHECK-LABEL: test19:
+; CHECK: xorps
}
; Check that we fast-isel sret
%tmp = alloca %struct.a, align 8
call void @test20sret(%struct.a* sret %tmp)
ret void
-; CHECK: test20:
+; CHECK-LABEL: test20:
; CHECK: leaq (%rsp), %rdi
; CHECK: callq _test20sret
}
declare void @test20sret(%struct.a* sret)
-; Check that -0.0 is not materialized using pxor
+; Check that -0.0 is not materialized using xor
define void @test21(double* %p1) {
store double -0.0, double* %p1
ret void
-; CHECK: test21:
-; CHECK-NOT: pxor
+; CHECK-LABEL: test21:
+; CHECK-NOT: xor
; CHECK: movsd LCPI
}
+
+; Check that immediate arguments to a function
+; do not cause massive spilling and are used
+; as immediates just before the call.
+define void @test22() nounwind {
+entry:
+ call void @foo22(i32 0)
+ call void @foo22(i32 1)
+ call void @foo22(i32 2)
+ call void @foo22(i32 3)
+ ret void
+; CHECK-LABEL: test22:
+; CHECK: xorl %edi, %edi
+; CHECK: callq _foo22
+; CHECK: movl $1, %edi
+; CHECK: callq _foo22
+; CHECK: movl $2, %edi
+; CHECK: callq _foo22
+; CHECK: movl $3, %edi
+; CHECK: callq _foo22
+}
+
+declare void @foo22(i32)
+
+; PR13563
+define void @test23(i8* noalias sret %result) {
+ %a = alloca i8
+ %b = call i8* @foo23()
+ ret void
+; CHECK-LABEL: test23:
+; CHECK: call
+; CHECK: movq %rdi, %rax
+; CHECK: ret
+}
+
+declare i8* @foo23()
+
+declare void @takesi32ptr(i32* %arg)
+
+; CHECK-LABEL: allocamaterialize
+define void @allocamaterialize() {
+ %a = alloca i32
+; CHECK: leaq {{.*}}, %rdi
+ call void @takesi32ptr(i32* %a)
+ ret void
+}