mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-13 20:32:21 +00:00
34 lines
671 B
LLVM
34 lines
671 B
LLVM
|
; RUN: llc -mtriple=arm64-apple-ios < %s | FileCheck %s
|
||
|
|
|
||
|
|
define i64 @sbfiz64(i64 %v) {
|
||
|
|
; CHECK-LABEL: sbfiz64:
|
||
|
|
; CHECK: sbfiz x0, x0, #1, #16
|
||
|
|
%shl = shl i64 %v, 48
|
||
|
|
%shr = ashr i64 %shl, 47
|
||
|
|
ret i64 %shr
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @sbfiz32(i32 %v) {
|
||
|
|
; CHECK-LABEL: sbfiz32:
|
||
|
|
; CHECK: sbfiz w0, w0, #1, #14
|
||
|
|
%shl = shl i32 %v, 18
|
||
|
|
%shr = ashr i32 %shl, 17
|
||
|
|
ret i32 %shr
|
||
|
|
}
|
||
|
|
|
||
|
|
define i64 @ubfiz64(i64 %v) {
|
||
|
|
; CHECK-LABEL: ubfiz64:
|
||
|
|
; CHECK: ubfiz x0, x0, #36, #11
|
||
|
|
%shl = shl i64 %v, 53
|
||
|
|
%shr = lshr i64 %shl, 17
|
||
|
|
ret i64 %shr
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @ubfiz32(i32 %v) {
|
||
|
|
; CHECK-LABEL: ubfiz32:
|
||
|
|
; CHECK: ubfiz w0, w0, #6, #24
|
||
|
|
%shl = shl i32 %v, 8
|
||
|
|
%shr = lshr i32 %shl, 2
|
||
|
|
ret i32 %shr
|
||
|
|
}
|