67 lines
1.6 KiB
LLVM
67 lines
1.6 KiB
LLVM
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; RUN: llc -mtriple=arm64_32-apple-ios9.0 -o - %s | FileCheck %s
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define i64 @test_memcpy(ptr %addr, ptr %src, i1 %tst) minsize {
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; CHECK-LABEL: test_memcpy:
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; CHECK: ldr [[VAL64:x[0-9]+]], [x0]
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; [...]
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; CHECK: and x0, [[VAL64]], #0xffffffff
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; CHECK: bl _memcpy
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%val64 = load i64, ptr %addr
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br i1 %tst, label %true, label %false
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true:
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ret i64 %val64
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false:
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%val32 = trunc i64 %val64 to i32
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%val.ptr = inttoptr i32 %val32 to ptr
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call void @llvm.memcpy.p0.p0.i32(ptr %val.ptr, ptr %src, i32 128, i32 0, i1 1)
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ret i64 undef
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}
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define i64 @test_memmove(ptr %addr, ptr %src, i1 %tst) minsize {
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; CHECK-LABEL: test_memmove:
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; CHECK: ldr [[VAL64:x[0-9]+]], [x0]
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; [...]
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; CHECK: and x0, [[VAL64]], #0xffffffff
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; CHECK: bl _memmove
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%val64 = load i64, ptr %addr
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br i1 %tst, label %true, label %false
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true:
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ret i64 %val64
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false:
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%val32 = trunc i64 %val64 to i32
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%val.ptr = inttoptr i32 %val32 to ptr
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call void @llvm.memmove.p0.p0.i32(ptr %val.ptr, ptr %src, i32 128, i32 0, i1 1)
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ret i64 undef
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}
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define i64 @test_memset(ptr %addr, ptr %src, i1 %tst) minsize {
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; CHECK-LABEL: test_memset:
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; CHECK: ldr [[VAL64:x[0-9]+]], [x0]
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; [...]
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; CHECK: and x0, [[VAL64]], #0xffffffff
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; CHECK: bl _memset
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%val64 = load i64, ptr %addr
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br i1 %tst, label %true, label %false
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true:
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ret i64 %val64
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false:
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%val32 = trunc i64 %val64 to i32
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%val.ptr = inttoptr i32 %val32 to ptr
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call void @llvm.memset.p0.i32(ptr %val.ptr, i8 42, i32 256, i32 0, i1 1)
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ret i64 undef
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}
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declare void @llvm.memcpy.p0.p0.i32(ptr, ptr, i32, i32, i1)
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declare void @llvm.memmove.p0.p0.i32(ptr, ptr, i32, i32, i1)
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declare void @llvm.memset.p0.i32(ptr, i8, i32, i32, i1)
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