mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-29 10:32:47 +00:00
22 lines
580 B
LLVM
22 lines
580 B
LLVM
|
; Test memchr using SRST, with a weird but usable prototype.
|
||
|
|
;
|
||
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
||
|
|
|
||
|
|
declare i8 *@memchr(i8 *%src, i16 %char, i32 %len)
|
||
|
|
|
||
|
|
; Test a simple forwarded call.
|
||
|
|
define i8 *@f1(i8 *%src, i16 %char, i32 %len) {
|
||
|
|
; CHECK-LABEL: f1:
|
||
|
|
; CHECK-DAG: lgr [[REG:%r[1-5]]], %r2
|
||
|
|
; CHECK-DAG: algfr %r2, %r4
|
||
|
|
; CHECK-DAG: llcr %r0, %r3
|
||
|
|
; CHECK: [[LABEL:\.[^:]*]]:
|
||
|
|
; CHECK: srst %r2, [[REG]]
|
||
|
|
; CHECK-NEXT: jo [[LABEL]]
|
||
|
|
; CHECK: jl {{\.L.*}}
|
||
|
|
; CHECK: lghi %r2, 0
|
||
|
|
; CHECK: br %r14
|
||
|
|
%res = call i8 *@memchr(i8 *%src, i16 %char, i32 %len)
|
||
|
|
ret i8 *%res
|
||
|
|
}
|