mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-10-30 16:17:05 +00:00
83eab939a4
These instructions ignore the high bits of one of their input operands - try and use this to simplify the code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@202394 91177308-0d34-0410-b5e6-96231b3b80d8
94 lines
2.7 KiB
LLVM
94 lines
2.7 KiB
LLVM
; RUN: llc -march=xcore < %s | FileCheck %s
|
|
|
|
declare i32 @llvm.xcore.int.p1i8(i8 addrspace(1)* %r)
|
|
declare i32 @llvm.xcore.inct.p1i8(i8 addrspace(1)* %r)
|
|
declare i32 @llvm.xcore.testct.p1i8(i8 addrspace(1)* %r)
|
|
declare i32 @llvm.xcore.testwct.p1i8(i8 addrspace(1)* %r)
|
|
declare i32 @llvm.xcore.getts.p1i8(i8 addrspace(1)* %r)
|
|
declare void @llvm.xcore.outt.p1i8(i8 addrspace(1)* %r, i32 %value)
|
|
declare void @llvm.xcore.outct.p1i8(i8 addrspace(1)* %r, i32 %value)
|
|
declare void @llvm.xcore.chkct.p1i8(i8 addrspace(1)* %r, i32 %value)
|
|
declare void @llvm.xcore.setpt.p1i8(i8 addrspace(1)* %r, i32 %value)
|
|
|
|
define i32 @int(i8 addrspace(1)* %r) nounwind {
|
|
; CHECK-LABEL: int:
|
|
; CHECK: int r0, res[r0]
|
|
; CHECK-NEXT: retsp 0
|
|
%result = call i32 @llvm.xcore.int.p1i8(i8 addrspace(1)* %r)
|
|
%trunc = and i32 %result, 255
|
|
ret i32 %trunc
|
|
}
|
|
|
|
define i32 @inct(i8 addrspace(1)* %r) nounwind {
|
|
; CHECK-LABEL: inct:
|
|
; CHECK: inct r0, res[r0]
|
|
; CHECK-NEXT: retsp 0
|
|
%result = call i32 @llvm.xcore.inct.p1i8(i8 addrspace(1)* %r)
|
|
%trunc = and i32 %result, 255
|
|
ret i32 %trunc
|
|
}
|
|
|
|
define i32 @testct(i8 addrspace(1)* %r) nounwind {
|
|
; CHECK-LABEL: testct:
|
|
; CHECK: testct r0, res[r0]
|
|
; CHECK-NEXT: retsp 0
|
|
%result = call i32 @llvm.xcore.testct.p1i8(i8 addrspace(1)* %r)
|
|
%trunc = and i32 %result, 1
|
|
ret i32 %trunc
|
|
}
|
|
|
|
define i32 @testwct(i8 addrspace(1)* %r) nounwind {
|
|
; CHECK-LABEL: testwct:
|
|
; CHECK: testwct r0, res[r0]
|
|
; CHECK-NEXT: retsp 0
|
|
%result = call i32 @llvm.xcore.testwct.p1i8(i8 addrspace(1)* %r)
|
|
%trunc = and i32 %result, 7
|
|
ret i32 %trunc
|
|
}
|
|
|
|
define i32 @getts(i8 addrspace(1)* %r) nounwind {
|
|
; CHECK-LABEL: getts:
|
|
; CHECK: getts r0, res[r0]
|
|
; CHECK-NEXT: retsp 0
|
|
%result = call i32 @llvm.xcore.getts.p1i8(i8 addrspace(1)* %r)
|
|
%trunc = and i32 %result, 65535
|
|
ret i32 %result
|
|
}
|
|
|
|
define void @outt(i8 addrspace(1)* %r, i32 %value) nounwind {
|
|
; CHECK-LABEL: outt:
|
|
; CHECK-NOT: zext
|
|
; CHECK: outt res[r0], r1
|
|
; CHECK-NEXT: retsp 0
|
|
%trunc = and i32 %value, 255
|
|
call void @llvm.xcore.outt.p1i8(i8 addrspace(1)* %r, i32 %trunc)
|
|
ret void
|
|
}
|
|
|
|
define void @outct(i8 addrspace(1)* %r, i32 %value) nounwind {
|
|
; CHECK-LABEL: outct:
|
|
; CHECK-NOT: zext
|
|
; CHECK: outct res[r0], r1
|
|
%trunc = and i32 %value, 255
|
|
call void @llvm.xcore.outct.p1i8(i8 addrspace(1)* %r, i32 %trunc)
|
|
ret void
|
|
}
|
|
|
|
define void @chkct(i8 addrspace(1)* %r, i32 %value) nounwind {
|
|
; CHECK-LABEL: chkct:
|
|
; CHECK-NOT: zext
|
|
; CHECK: chkct res[r0], r1
|
|
%trunc = and i32 %value, 255
|
|
call void @llvm.xcore.chkct.p1i8(i8 addrspace(1)* %r, i32 %trunc)
|
|
ret void
|
|
}
|
|
|
|
define void @setpt(i8 addrspace(1)* %r, i32 %value) nounwind {
|
|
; CHECK-LABEL: setpt:
|
|
; CHECK-NOT: zext
|
|
; CHECK: setpt res[r0], r1
|
|
%trunc = and i32 %value, 65535
|
|
call void @llvm.xcore.setpt.p1i8(i8 addrspace(1)* %r, i32 %trunc)
|
|
ret void
|
|
}
|