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39db5e1ed8
Conversion performed using the script at: https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34 These are only tests where no manual fixup was required.
117 lines
4.6 KiB
C
117 lines
4.6 KiB
C
// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
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// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | FileCheck %s
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// CHECK-LABEL: @test1(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[A_ADDR:%.*]] = alloca ptr, align 8
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// CHECK-NEXT: store ptr [[A:%.*]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[TMP0]], i64 32, i64 0) ]
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// CHECK-NEXT: store ptr [[TMP0]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TMP3]], i64 0
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// CHECK-NEXT: [[TMP4:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
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// CHECK-NEXT: ret i32 [[TMP4]]
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//
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int test1(int *a) {
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a = __builtin_assume_aligned(a, 32, 0ull);
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return a[0];
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}
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// CHECK-LABEL: @test2(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[A_ADDR:%.*]] = alloca ptr, align 8
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// CHECK-NEXT: store ptr [[A:%.*]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[TMP0]], i64 32, i64 0) ]
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// CHECK-NEXT: store ptr [[TMP0]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TMP3]], i64 0
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// CHECK-NEXT: [[TMP4:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
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// CHECK-NEXT: ret i32 [[TMP4]]
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//
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int test2(int *a) {
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a = __builtin_assume_aligned(a, 32, 0);
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return a[0];
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}
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// CHECK-LABEL: @test3(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[A_ADDR:%.*]] = alloca ptr, align 8
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// CHECK-NEXT: store ptr [[A:%.*]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[TMP0]], i64 32) ]
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// CHECK-NEXT: store ptr [[TMP0]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TMP3]], i64 0
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// CHECK-NEXT: [[TMP4:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
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// CHECK-NEXT: ret i32 [[TMP4]]
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//
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int test3(int *a) {
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a = __builtin_assume_aligned(a, 32);
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return a[0];
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}
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// CHECK-LABEL: @test4(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[A_ADDR:%.*]] = alloca ptr, align 8
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// CHECK-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
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// CHECK-NEXT: store ptr [[A:%.*]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: store i32 [[B:%.*]], ptr [[B_ADDR]], align 4
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// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr [[B_ADDR]], align 4
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// CHECK-NEXT: [[CONV:%.*]] = sext i32 [[TMP2]] to i64
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[TMP0]], i64 32, i64 [[CONV]]) ]
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// CHECK-NEXT: store ptr [[TMP0]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP4:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TMP4]], i64 0
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// CHECK-NEXT: [[TMP5:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
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// CHECK-NEXT: ret i32 [[TMP5]]
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//
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int test4(int *a, int b) {
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a = __builtin_assume_aligned(a, 32, b);
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return a[0];
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}
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int *m1(void) __attribute__((assume_aligned(64)));
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// CHECK-LABEL: @test5(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[CALL:%.*]] = call align 64 ptr @m1()
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// CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4
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// CHECK-NEXT: ret i32 [[TMP0]]
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//
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int test5(void) {
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return *m1();
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}
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int *m2(void) __attribute__((assume_aligned(64, 12)));
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// CHECK-LABEL: @test6(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[CALL:%.*]] = call ptr @m2()
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 64, i64 12) ]
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// CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[CALL]], align 4
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// CHECK-NEXT: ret i32 [[TMP0]]
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//
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int test6(void) {
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return *m2();
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}
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// CHECK-LABEL: @pr43638(
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// CHECK-NEXT: entry:
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// CHECK-NEXT: [[A_ADDR:%.*]] = alloca ptr, align 8
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// CHECK-NEXT: store ptr [[A:%.*]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[TMP0]], i64 4294967296) ]
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// CHECK-NEXT: store ptr [[TMP0]], ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[TMP3:%.*]] = load ptr, ptr [[A_ADDR]], align 8
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// CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[TMP3]], i64 0
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// CHECK-NEXT: [[TMP4:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
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// CHECK-NEXT: ret i32 [[TMP4]]
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//
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int pr43638(int *a) {
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a = __builtin_assume_aligned(a, 4294967296);
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return a[0];
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}
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