-; RUN: llc < %s -march=x86-64 | FileCheck %s
+; RUN: llc < %s -march=x86-64 -verify-machineinstrs | FileCheck %s
+; RUN: llc < %s -march=x86-64 -mattr=slow-incdec -verify-machineinstrs | FileCheck %s --check-prefix SLOW_INC
; rdar://7103704
define void @sub1(i32* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: sub1:
+; CHECK-LABEL: sub1:
; CHECK: subl
%0 = atomicrmw sub i32* %p, i32 %v monotonic
ret void
define void @inc4(i64* nocapture %p) nounwind ssp {
entry:
-; CHECK: inc4:
+; CHECK-LABEL: inc4:
; CHECK: incq
+; SLOW_INC-LABEL: inc4:
+; SLOW_INC-NOT: incq
%0 = atomicrmw add i64* %p, i64 1 monotonic
ret void
}
define void @add8(i64* nocapture %p) nounwind ssp {
entry:
-; CHECK: add8:
+; CHECK-LABEL: add8:
; CHECK: addq $2
%0 = atomicrmw add i64* %p, i64 2 monotonic
ret void
define void @add4(i64* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: add4:
+; CHECK-LABEL: add4:
; CHECK: addq
%0 = sext i32 %v to i64 ; <i64> [#uses=1]
%1 = atomicrmw add i64* %p, i64 %0 monotonic
define void @inc3(i8* nocapture %p) nounwind ssp {
entry:
-; CHECK: inc3:
+; CHECK-LABEL: inc3:
; CHECK: incb
+; SLOW_INC-LABEL: inc3:
+; SLOW_INC-NOT: incb
%0 = atomicrmw add i8* %p, i8 1 monotonic
ret void
}
define void @add7(i8* nocapture %p) nounwind ssp {
entry:
-; CHECK: add7:
+; CHECK-LABEL: add7:
; CHECK: addb $2
%0 = atomicrmw add i8* %p, i8 2 monotonic
ret void
define void @add3(i8* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: add3:
+; CHECK-LABEL: add3:
; CHECK: addb
%0 = trunc i32 %v to i8 ; <i8> [#uses=1]
%1 = atomicrmw add i8* %p, i8 %0 monotonic
define void @inc2(i16* nocapture %p) nounwind ssp {
entry:
-; CHECK: inc2:
+; CHECK-LABEL: inc2:
; CHECK: incw
+; SLOW_INC-LABEL: inc2:
+; SLOW_INC-NOT: incw
%0 = atomicrmw add i16* %p, i16 1 monotonic
ret void
}
define void @add6(i16* nocapture %p) nounwind ssp {
entry:
-; CHECK: add6:
+; CHECK-LABEL: add6:
; CHECK: addw $2
%0 = atomicrmw add i16* %p, i16 2 monotonic
ret void
define void @add2(i16* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: add2:
+; CHECK-LABEL: add2:
; CHECK: addw
%0 = trunc i32 %v to i16 ; <i16> [#uses=1]
%1 = atomicrmw add i16* %p, i16 %0 monotonic
define void @inc1(i32* nocapture %p) nounwind ssp {
entry:
-; CHECK: inc1:
+; CHECK-LABEL: inc1:
; CHECK: incl
+; SLOW_INC-LABEL: inc1:
+; SLOW_INC-NOT: incl
%0 = atomicrmw add i32* %p, i32 1 monotonic
ret void
}
define void @add5(i32* nocapture %p) nounwind ssp {
entry:
-; CHECK: add5:
+; CHECK-LABEL: add5:
; CHECK: addl $2
%0 = atomicrmw add i32* %p, i32 2 monotonic
ret void
define void @add1(i32* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: add1:
+; CHECK-LABEL: add1:
; CHECK: addl
%0 = atomicrmw add i32* %p, i32 %v monotonic
ret void
define void @dec4(i64* nocapture %p) nounwind ssp {
entry:
-; CHECK: dec4:
+; CHECK-LABEL: dec4:
; CHECK: decq
+; SLOW_INC-LABEL: dec4:
+; SLOW_INC-NOT: decq
%0 = atomicrmw sub i64* %p, i64 1 monotonic
ret void
}
define void @sub8(i64* nocapture %p) nounwind ssp {
entry:
-; CHECK: sub8:
+; CHECK-LABEL: sub8:
; CHECK: subq $2
%0 = atomicrmw sub i64* %p, i64 2 monotonic
ret void
define void @sub4(i64* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: sub4:
+; CHECK-LABEL: sub4:
; CHECK: subq
%0 = sext i32 %v to i64 ; <i64> [#uses=1]
%1 = atomicrmw sub i64* %p, i64 %0 monotonic
define void @dec3(i8* nocapture %p) nounwind ssp {
entry:
-; CHECK: dec3:
+; CHECK-LABEL: dec3:
; CHECK: decb
+; SLOW_INC-LABEL: dec3:
+; SLOW_INC-NOT: decb
%0 = atomicrmw sub i8* %p, i8 1 monotonic
ret void
}
define void @sub7(i8* nocapture %p) nounwind ssp {
entry:
-; CHECK: sub7:
+; CHECK-LABEL: sub7:
; CHECK: subb $2
%0 = atomicrmw sub i8* %p, i8 2 monotonic
ret void
define void @sub3(i8* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: sub3:
+; CHECK-LABEL: sub3:
; CHECK: subb
%0 = trunc i32 %v to i8 ; <i8> [#uses=1]
%1 = atomicrmw sub i8* %p, i8 %0 monotonic
define void @dec2(i16* nocapture %p) nounwind ssp {
entry:
-; CHECK: dec2:
+; CHECK-LABEL: dec2:
; CHECK: decw
+; SLOW_INC-LABEL: dec2:
+; SLOW_INC-NOT: decw
%0 = atomicrmw sub i16* %p, i16 1 monotonic
ret void
}
define void @sub6(i16* nocapture %p) nounwind ssp {
entry:
-; CHECK: sub6:
+; CHECK-LABEL: sub6:
; CHECK: subw $2
%0 = atomicrmw sub i16* %p, i16 2 monotonic
ret void
define void @sub2(i16* nocapture %p, i32 %v) nounwind ssp {
entry:
-; CHECK: sub2:
-; CHECK: negl
+; CHECK-LABEL: sub2:
+; CHECK-NOT: negl
+; CHECK: subw
%0 = trunc i32 %v to i16 ; <i16> [#uses=1]
%1 = atomicrmw sub i16* %p, i16 %0 monotonic
ret void
define void @dec1(i32* nocapture %p) nounwind ssp {
entry:
-; CHECK: dec1:
+; CHECK-LABEL: dec1:
; CHECK: decl
+; SLOW_INC-LABEL: dec1:
+; SLOW_INC-NOT: decl
%0 = atomicrmw sub i32* %p, i32 1 monotonic
ret void
}
define void @sub5(i32* nocapture %p) nounwind ssp {
entry:
-; CHECK: sub5:
+; CHECK-LABEL: sub5:
; CHECK: subl $2
%0 = atomicrmw sub i32* %p, i32 2 monotonic
ret void