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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

35 lines
1.3 KiB
LLVM

;RUN: opt -passes=instcombine -S < %s | llc -mtriple=armv5e--linux-gnueabi | FileCheck %s
;RUN: opt -passes=instcombine -S < %s | llc -mtriple=thumbv4t--linux-gnueabi | FileCheck %s
;RUN: opt -passes=instcombine -S < %s | llc -mtriple=armv6--linux-gnueabi | FileCheck %s
;RUN: opt -passes=instcombine -S < %s | llc -mtriple=armv7--linux-gnueabi | FileCheck %s --check-prefix=RBIT
;RUN: opt -passes=instcombine -S < %s | llc -mtriple=thumbv8--linux-gnueabi | FileCheck %s --check-prefix=RBIT
;CHECK-NOT: rbit
;RBIT: rbit
define void @byte_reversal(ptr %p, i32 %n) {
entry:
br label %for.cond
for.cond: ; preds = %for.body, %entry
%i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
%cmp = icmp ult i32 %i.0, %n
br i1 %cmp, label %for.body, label %for.end
for.body: ; preds = %for.cond
%0 = sext i32 %i.0 to i64
%arrayidx = getelementptr inbounds i8, ptr %p, i64 %0
%1 = load i8, ptr %arrayidx, align 1
%or19 = call i8 @llvm.bitreverse.i8(i8 %1)
store i8 %or19, ptr %arrayidx, align 1
%inc = add i32 %i.0, 1
br label %for.cond
for.end: ; preds = %for.cond
ret void
}
; Function Attrs: nounwind readnone
declare i8 @llvm.bitreverse.i8(i8)