atomic_add.ll   [plain text]

; RUN: llc < %s -march=x86-64 | FileCheck %s

; rdar://7103704

define void @sub1(i32* nocapture %p, i32 %v) nounwind ssp {
entry:
; CHECK: 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: incq
  %0 = atomicrmw add i64* %p, i64 1 monotonic
  ret void
}

define void @add8(i64* nocapture %p) nounwind ssp {
entry:
; CHECK: 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: addq
  %0 = sext i32 %v to i64		; <i64> [#uses=1]
  %1 = atomicrmw add i64* %p, i64 %0 monotonic
  ret void
}

define void @inc3(i8* nocapture %p) nounwind ssp {
entry:
; CHECK: inc3:
; CHECK: incb
  %0 = atomicrmw add i8* %p, i8 1 monotonic
  ret void
}

define void @add7(i8* nocapture %p) nounwind ssp {
entry:
; CHECK: 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: addb
  %0 = trunc i32 %v to i8		; <i8> [#uses=1]
  %1 = atomicrmw add i8* %p, i8 %0 monotonic
  ret void
}

define void @inc2(i16* nocapture %p) nounwind ssp {
entry:
; CHECK: inc2:
; CHECK: incw
  %0 = atomicrmw add i16* %p, i16 1 monotonic
  ret void
}

define void @add6(i16* nocapture %p) nounwind ssp {
entry:
; CHECK: 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: addw
	%0 = trunc i32 %v to i16		; <i16> [#uses=1]
  %1 = atomicrmw add i16* %p, i16 %0 monotonic
  ret void
}

define void @inc1(i32* nocapture %p) nounwind ssp {
entry:
; CHECK: inc1:
; CHECK: incl
  %0 = atomicrmw add i32* %p, i32 1 monotonic
  ret void
}

define void @add5(i32* nocapture %p) nounwind ssp {
entry:
; CHECK: 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: addl
  %0 = atomicrmw add i32* %p, i32 %v monotonic
  ret void
}

define void @dec4(i64* nocapture %p) nounwind ssp {
entry:
; CHECK: dec4:
; CHECK: decq
  %0 = atomicrmw sub i64* %p, i64 1 monotonic
  ret void
}

define void @sub8(i64* nocapture %p) nounwind ssp {
entry:
; CHECK: 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: subq
	%0 = sext i32 %v to i64		; <i64> [#uses=1]
  %1 = atomicrmw sub i64* %p, i64 %0 monotonic
  ret void
}

define void @dec3(i8* nocapture %p) nounwind ssp {
entry:
; CHECK: dec3:
; CHECK: decb
  %0 = atomicrmw sub i8* %p, i8 1 monotonic
  ret void
}

define void @sub7(i8* nocapture %p) nounwind ssp {
entry:
; CHECK: 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: subb
	%0 = trunc i32 %v to i8		; <i8> [#uses=1]
  %1 = atomicrmw sub i8* %p, i8 %0 monotonic
  ret void
}

define void @dec2(i16* nocapture %p) nounwind ssp {
entry:
; CHECK: dec2:
; CHECK: decw
  %0 = atomicrmw sub i16* %p, i16 1 monotonic
  ret void
}

define void @sub6(i16* nocapture %p) nounwind ssp {
entry:
; CHECK: 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-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: decl
  %0 = atomicrmw sub i32* %p, i32 1 monotonic
  ret void
}

define void @sub5(i32* nocapture %p) nounwind ssp {
entry:
; CHECK: sub5:
; CHECK: subl $2
  %0 = atomicrmw sub i32* %p, i32 2 monotonic
  ret void
}