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llvm-project/clang/test/CodeGen/builtins-ppc-cache.c

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Add __builtin_dcbf support for PPC Summary: This patch adds support for __builtin_dcbf for PPC. __builtin_dcbf copies the contents of a modified block from the data cache to main memory and flushes the copy from the data cache. Differential revision: https://reviews.llvm.org/D59843 llvm-svn: 359517
2019-04-30 07:25:33 +08:00
// RUN: %clang_cc1 -triple powerpc64le-unknown-linux-gnu -emit-llvm \
// RUN: -o - %s | FileCheck %s
int A;
int B[5];
float C;
float D[5];
double E;
double F[5];
void func(int a, int b[], float c, float d[], double e, double f[]) {
__builtin_dcbf (&a);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&A);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&b[2]);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&B[2]);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&c);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&C);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&d[2]);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&D[2]);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&e);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&E);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&f[0]);
// CHECK: @llvm.ppc.dcbf(i8*
__builtin_dcbf (&F[0]);
// CHECK: @llvm.ppc.dcbf(i8*
}