2013-03-28 21:29:47 +08:00
|
|
|
; RUN: llc -march=ppc64 -mattr=+popcntd < %s | FileCheck %s
|
2016-03-29 09:36:01 +08:00
|
|
|
; RUN: llc -march=ppc64 -mattr=+slow-popcntd < %s | FileCheck %s --check-prefix=SLOWPC
|
2016-03-29 01:52:08 +08:00
|
|
|
; RUN: llc -march=ppc64 -mcpu=pwr7 < %s | FileCheck %s
|
|
|
|
; RUN: llc -march=ppc64 -mcpu=a2q < %s | FileCheck %s --check-prefix=SLOWPC
|
2016-03-29 09:36:01 +08:00
|
|
|
; RUN: llc -march=ppc64 -mcpu=a2q -mattr=+popcntd < %s | FileCheck %s
|
2013-03-28 21:29:47 +08:00
|
|
|
|
|
|
|
define i8 @cnt8(i8 %x) nounwind readnone {
|
|
|
|
%cnt = tail call i8 @llvm.ctpop.i8(i8 %x)
|
|
|
|
ret i8 %cnt
|
2016-03-29 01:52:08 +08:00
|
|
|
; CHECK-LABEL: @cnt8
|
2013-04-01 23:58:15 +08:00
|
|
|
; CHECK: rlwinm
|
|
|
|
; CHECK: popcntw
|
2013-03-28 21:29:47 +08:00
|
|
|
; CHECK: blr
|
2016-03-29 01:52:08 +08:00
|
|
|
|
|
|
|
; SLOWPC-LABEL: @cnt8
|
|
|
|
; SLOWPC-NOT: popcnt
|
2013-03-28 21:29:47 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
define i16 @cnt16(i16 %x) nounwind readnone {
|
|
|
|
%cnt = tail call i16 @llvm.ctpop.i16(i16 %x)
|
|
|
|
ret i16 %cnt
|
2016-03-29 01:52:08 +08:00
|
|
|
; CHECK-LABEL: @cnt16
|
2013-04-01 23:58:15 +08:00
|
|
|
; CHECK: rlwinm
|
|
|
|
; CHECK: popcntw
|
2013-03-28 21:29:47 +08:00
|
|
|
; CHECK: blr
|
2016-03-29 01:52:08 +08:00
|
|
|
|
|
|
|
; SLOWPC-LABEL: @cnt16
|
|
|
|
; SLOWPC-NOT: popcnt
|
2013-03-28 21:29:47 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
define i32 @cnt32(i32 %x) nounwind readnone {
|
|
|
|
%cnt = tail call i32 @llvm.ctpop.i32(i32 %x)
|
|
|
|
ret i32 %cnt
|
2016-03-29 01:52:08 +08:00
|
|
|
; CHECK-LABEL: @cnt32
|
2013-04-01 23:58:15 +08:00
|
|
|
; CHECK: popcntw
|
2013-03-28 21:29:47 +08:00
|
|
|
; CHECK: blr
|
2016-03-29 01:52:08 +08:00
|
|
|
|
|
|
|
; SLOWPC-LABEL: @cnt32
|
|
|
|
; SLOWPC-NOT: popcnt
|
2013-03-28 21:29:47 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
define i64 @cnt64(i64 %x) nounwind readnone {
|
|
|
|
%cnt = tail call i64 @llvm.ctpop.i64(i64 %x)
|
|
|
|
ret i64 %cnt
|
2016-03-29 01:52:08 +08:00
|
|
|
; CHECK-LABEL: @cnt64
|
2013-03-28 21:29:47 +08:00
|
|
|
; CHECK: popcntd
|
|
|
|
; CHECK: blr
|
2016-03-29 01:52:08 +08:00
|
|
|
|
|
|
|
; SLOWPC-LABEL: @cnt64
|
|
|
|
; SLOWPC-NOT: popcnt
|
2013-03-28 21:29:47 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
declare i8 @llvm.ctpop.i8(i8) nounwind readnone
|
|
|
|
declare i16 @llvm.ctpop.i16(i16) nounwind readnone
|
|
|
|
declare i32 @llvm.ctpop.i32(i32) nounwind readnone
|
|
|
|
declare i64 @llvm.ctpop.i64(i64) nounwind readnone
|