-; RUN: llvm-as < %s | llc -march=x86 -o %t1 -f
-; RUN: grep "lock" %t1 | count 17
-; RUN: grep "xaddl" %t1 | count 4
-; RUN: grep "cmpxchgl" %t1 | count 13
-; RUN: grep "xchgl" %t1 | count 14
-; RUN: grep "cmova" %t1 | count 2
-; RUN: grep "cmovb" %t1 | count 2
-; RUN: grep "cmovg" %t1 | count 2
-; RUN: grep "cmovl" %t1 | count 2
+; RUN: llc < %s -mcpu=generic -march=x86 -mattr=+cmov,cx16 -verify-machineinstrs | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
-define void @main(i32 %argc, i8** %argv) {
+define void @func(i32 %argc, i8** %argv) nounwind {
entry:
%argc.addr = alloca i32 ; <i32*> [#uses=1]
%argv.addr = alloca i8** ; <i8***> [#uses=1]
%xort = alloca i32 ; <i32*> [#uses=2]
%old = alloca i32 ; <i32*> [#uses=18]
%temp = alloca i32 ; <i32*> [#uses=2]
+ %temp64 = alloca i64
store i32 %argc, i32* %argc.addr
store i8** %argv, i8*** %argv.addr
store i32 0, i32* %val1
store i32 3855, i32* %ort
store i32 3855, i32* %xort
store i32 4, i32* %temp
- %tmp = load i32* %temp ; <i32> [#uses=1]
- call i32 @llvm.atomic.load.add.i32.p0i32( i32* %val1, i32 %tmp ) ; <i32>:0 [#uses=1]
+ %tmp = load i32, i32* %temp
+ ; CHECK: lock
+ ; CHECK: xaddl
+ %0 = atomicrmw add i32* %val1, i32 %tmp monotonic
store i32 %0, i32* %old
- call i32 @llvm.atomic.load.sub.i32.p0i32( i32* %val2, i32 30 ) ; <i32>:1 [#uses=1]
+ ; CHECK: lock
+ ; CHECK: xaddl
+ %1 = atomicrmw sub i32* %val2, i32 30 monotonic
store i32 %1, i32* %old
- call i32 @llvm.atomic.load.add.i32.p0i32( i32* %val2, i32 1 ) ; <i32>:2 [#uses=1]
+ ; CHECK: lock
+ ; CHECK: xaddl
+ %2 = atomicrmw add i32* %val2, i32 1 monotonic
store i32 %2, i32* %old
- call i32 @llvm.atomic.load.sub.i32.p0i32( i32* %val2, i32 1 ) ; <i32>:3 [#uses=1]
+ ; CHECK: lock
+ ; CHECK: xaddl
+ %3 = atomicrmw sub i32* %val2, i32 1 monotonic
store i32 %3, i32* %old
- call i32 @llvm.atomic.load.and.i32.p0i32( i32* %andt, i32 4080 ) ; <i32>:4 [#uses=1]
+ ; CHECK: andl
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %4 = atomicrmw and i32* %andt, i32 4080 monotonic
store i32 %4, i32* %old
- call i32 @llvm.atomic.load.or.i32.p0i32( i32* %ort, i32 4080 ) ; <i32>:5 [#uses=1]
+ ; CHECK: orl
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %5 = atomicrmw or i32* %ort, i32 4080 monotonic
store i32 %5, i32* %old
- call i32 @llvm.atomic.load.xor.i32.p0i32( i32* %xort, i32 4080 ) ; <i32>:6 [#uses=1]
+ ; CHECK: xorl
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %6 = atomicrmw xor i32* %xort, i32 4080 monotonic
store i32 %6, i32* %old
- call i32 @llvm.atomic.load.min.i32.p0i32( i32* %val2, i32 16 ) ; <i32>:7 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %7 = atomicrmw min i32* %val2, i32 16 monotonic
store i32 %7, i32* %old
%neg = sub i32 0, 1 ; <i32> [#uses=1]
- call i32 @llvm.atomic.load.min.i32.p0i32( i32* %val2, i32 %neg ) ; <i32>:8 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %8 = atomicrmw min i32* %val2, i32 %neg monotonic
store i32 %8, i32* %old
- call i32 @llvm.atomic.load.max.i32.p0i32( i32* %val2, i32 1 ) ; <i32>:9 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %9 = atomicrmw max i32* %val2, i32 1 monotonic
store i32 %9, i32* %old
- call i32 @llvm.atomic.load.max.i32.p0i32( i32* %val2, i32 0 ) ; <i32>:10 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %10 = atomicrmw max i32* %val2, i32 0 monotonic
store i32 %10, i32* %old
- call i32 @llvm.atomic.load.umax.i32.p0i32( i32* %val2, i32 65535 ) ; <i32>:11 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %11 = atomicrmw umax i32* %val2, i32 65535 monotonic
store i32 %11, i32* %old
- call i32 @llvm.atomic.load.umax.i32.p0i32( i32* %val2, i32 10 ) ; <i32>:12 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %12 = atomicrmw umax i32* %val2, i32 10 monotonic
store i32 %12, i32* %old
- call i32 @llvm.atomic.load.umin.i32.p0i32( i32* %val2, i32 1 ) ; <i32>:13 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %13 = atomicrmw umin i32* %val2, i32 1 monotonic
store i32 %13, i32* %old
- call i32 @llvm.atomic.load.umin.i32.p0i32( i32* %val2, i32 10 ) ; <i32>:14 [#uses=1]
+ ; CHECK: cmov
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %14 = atomicrmw umin i32* %val2, i32 10 monotonic
store i32 %14, i32* %old
- call i32 @llvm.atomic.swap.i32.p0i32( i32* %val2, i32 1976 ) ; <i32>:15 [#uses=1]
+ ; CHECK: xchgl %{{.*}}, {{.*}}(%esp)
+ %15 = atomicrmw xchg i32* %val2, i32 1976 monotonic
store i32 %15, i32* %old
%neg1 = sub i32 0, 10 ; <i32> [#uses=1]
- call i32 @llvm.atomic.cmp.swap.i32.p0i32( i32* %val2, i32 %neg1, i32 1 ) ; <i32>:16 [#uses=1]
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %pair16 = cmpxchg i32* %val2, i32 %neg1, i32 1 monotonic monotonic
+ %16 = extractvalue { i32, i1 } %pair16, 0
store i32 %16, i32* %old
- call i32 @llvm.atomic.cmp.swap.i32.p0i32( i32* %val2, i32 1976, i32 1 ) ; <i32>:17 [#uses=1]
+ ; CHECK: lock
+ ; CHECK: cmpxchgl
+ %pair17 = cmpxchg i32* %val2, i32 1976, i32 1 monotonic monotonic
+ %17 = extractvalue { i32, i1 } %pair17, 0
store i32 %17, i32* %old
+ ; CHECK: movl [[R17atomic:.*]], %eax
+ ; CHECK: movl %eax, %[[R17mask:[a-z]*]]
+ ; CHECK: notl %[[R17mask]]
+ ; CHECK: orl $-1402, %[[R17mask]]
+ ; CHECK: lock
+ ; CHECK: cmpxchgl %[[R17mask]], [[R17atomic]]
+ ; CHECK: jne
+ ; CHECK: movl %eax,
+ %18 = atomicrmw nand i32* %val2, i32 1401 monotonic
+ store i32 %18, i32* %old
+ ; CHECK: notl
+ ; CHECK: notl
+ ; CHECK: orl $252645135
+ ; CHECK: orl $252645135
+ ; CHECK: lock
+ ; CHECK: cmpxchg8b
+ %19 = atomicrmw nand i64* %temp64, i64 17361641481138401520 monotonic
+ store i64 %19, i64* %temp64
ret void
}
-declare i32 @llvm.atomic.load.add.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.sub.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.and.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.or.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.xor.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.min.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.max.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.umax.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.load.umin.i32.p0i32(i32*, i32) nounwind
-
-declare i32 @llvm.atomic.swap.i32.p0i32(i32*, i32) nounwind
+define void @test2(i32 addrspace(256)* nocapture %P) nounwind {
+entry:
+; CHECK: lock
+; CHECK: cmpxchgl %{{.*}}, %gs:(%{{.*}})
-declare i32 @llvm.atomic.cmp.swap.i32.p0i32(i32*, i32, i32) nounwind
+ %pair0 = cmpxchg i32 addrspace(256)* %P, i32 0, i32 1 monotonic monotonic
+ %0 = extractvalue { i32, i1 } %pair0, 0
+ ret void
+}
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