mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-27 13:30:05 +00:00
998edc6187
1. Added ':' to CHECK-LABELs 2. Added more CHECKs 3. Added CHECK-NEXTs 4. Added verbose hex immediate comments to CHECKs git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214921 91177308-0d34-0410-b5e6-96231b3b80d8
57 lines
1.6 KiB
LLVM
57 lines
1.6 KiB
LLVM
; RUN: llc < %s -mtriple=armv7-eabi -float-abi=hard -mcpu=cortex-a8 | FileCheck %s
|
|
|
|
; CHECK-LABEL: test:
|
|
; CHECK: vabs.f32 q0, q0
|
|
define <4 x float> @test(<4 x float> %a) {
|
|
%foo = call <4 x float> @llvm.fabs.v4f32(<4 x float> %a)
|
|
ret <4 x float> %foo
|
|
}
|
|
declare <4 x float> @llvm.fabs.v4f32(<4 x float> %a)
|
|
|
|
; CHECK-LABEL: test2:
|
|
; CHECK: vabs.f32 d0, d0
|
|
define <2 x float> @test2(<2 x float> %a) {
|
|
%foo = call <2 x float> @llvm.fabs.v2f32(<2 x float> %a)
|
|
ret <2 x float> %foo
|
|
}
|
|
declare <2 x float> @llvm.fabs.v2f32(<2 x float> %a)
|
|
|
|
; No constant pool loads or vector ops are needed for the fabs of a
|
|
; bitcasted integer constant; we should just return integer constants
|
|
; that have the sign bits turned off.
|
|
;
|
|
; So instead of something like this:
|
|
; mvn r0, #0
|
|
; mov r1, #0
|
|
; vmov d16, r1, r0
|
|
; vabs.f32 d16, d16
|
|
; vmov r0, r1, d16
|
|
; bx lr
|
|
;
|
|
; We should generate:
|
|
; mov r0, #0
|
|
; mvn r1, #-2147483648
|
|
; bx lr
|
|
|
|
define i64 @fabs_v2f32_1() {
|
|
; CHECK-LABEL: fabs_v2f32_1:
|
|
; CHECK: mvn r1, #-2147483648
|
|
; CHECK: bx lr
|
|
; CHECK-NOT: vabs
|
|
%bitcast = bitcast i64 18446744069414584320 to <2 x float> ; 0xFFFF_FFFF_0000_0000
|
|
%fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %bitcast)
|
|
%ret = bitcast <2 x float> %fabs to i64
|
|
ret i64 %ret
|
|
}
|
|
|
|
define i64 @fabs_v2f32_2() {
|
|
; CHECK-LABEL: fabs_v2f32_2:
|
|
; CHECK: mvn r0, #-2147483648
|
|
; CHECK: bx lr
|
|
; CHECK-NOT: vabs
|
|
%bitcast = bitcast i64 4294967295 to <2 x float> ; 0x0000_0000_FFFF_FFFF
|
|
%fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %bitcast)
|
|
%ret = bitcast <2 x float> %fabs to i64
|
|
ret i64 %ret
|
|
}
|