67 lines
1.7 KiB
LLVM
67 lines
1.7 KiB
LLVM
; RUN: llc -mtriple=arm64_32-apple-ios9.0 -o - %s | FileCheck %s
|
|
|
|
define i64 @test_memcpy(i64* %addr, i8* %src, i1 %tst) minsize {
|
|
; CHECK-LABEL: test_memcpy:
|
|
; CHECK: ldr [[VAL64:x[0-9]+]], [x0]
|
|
; [...]
|
|
; CHECK: and x0, [[VAL64]], #0xffffffff
|
|
; CHECK: bl _memcpy
|
|
|
|
%val64 = load i64, i64* %addr
|
|
br i1 %tst, label %true, label %false
|
|
|
|
true:
|
|
ret i64 %val64
|
|
|
|
false:
|
|
%val32 = trunc i64 %val64 to i32
|
|
%val.ptr = inttoptr i32 %val32 to i8*
|
|
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %val.ptr, i8* %src, i32 128, i32 0, i1 1)
|
|
ret i64 undef
|
|
}
|
|
|
|
define i64 @test_memmove(i64* %addr, i8* %src, i1 %tst) minsize {
|
|
; CHECK-LABEL: test_memmove:
|
|
; CHECK: ldr [[VAL64:x[0-9]+]], [x0]
|
|
; [...]
|
|
; CHECK: and x0, [[VAL64]], #0xffffffff
|
|
; CHECK: bl _memmove
|
|
|
|
%val64 = load i64, i64* %addr
|
|
br i1 %tst, label %true, label %false
|
|
|
|
true:
|
|
ret i64 %val64
|
|
|
|
false:
|
|
%val32 = trunc i64 %val64 to i32
|
|
%val.ptr = inttoptr i32 %val32 to i8*
|
|
call void @llvm.memmove.p0i8.p0i8.i32(i8* %val.ptr, i8* %src, i32 128, i32 0, i1 1)
|
|
ret i64 undef
|
|
}
|
|
|
|
define i64 @test_memset(i64* %addr, i8* %src, i1 %tst) minsize {
|
|
; CHECK-LABEL: test_memset:
|
|
; CHECK: ldr [[VAL64:x[0-9]+]], [x0]
|
|
; [...]
|
|
; CHECK: and x0, [[VAL64]], #0xffffffff
|
|
; CHECK: bl _memset
|
|
|
|
%val64 = load i64, i64* %addr
|
|
br i1 %tst, label %true, label %false
|
|
|
|
true:
|
|
ret i64 %val64
|
|
|
|
false:
|
|
%val32 = trunc i64 %val64 to i32
|
|
%val.ptr = inttoptr i32 %val32 to i8*
|
|
call void @llvm.memset.p0i8.i32(i8* %val.ptr, i8 42, i32 256, i32 0, i1 1)
|
|
ret i64 undef
|
|
}
|
|
|
|
declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i32, i1)
|
|
declare void @llvm.memmove.p0i8.p0i8.i32(i8*, i8*, i32, i32, i1)
|
|
declare void @llvm.memset.p0i8.i32(i8*, i8, i32, i32, i1)
|
|
|