875b10f7d0
We have defined `__riscv_cpu_model` variable in #101449. It contains `mvendorid`, `marchid` and `mimpid` fields which are read via system call `sys_riscv_hwprobe`. We can support `__builtin_cpu_is` via comparing values in compiler's CPU definitions and `__riscv_cpu_model`. This depends on #116202. Reviewers: lenary, BeMg, kito-cheng, preames, lukel97 Reviewed By: lenary Pull Request: https://github.com/llvm/llvm-project/pull/116231
8 lines
232 B
C
8 lines
232 B
C
// RUN: not %clang_cc1 -triple riscv64-unknown-linux-gnu -emit-llvm %s -o - 2>&1 \
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// RUN: | FileCheck %s
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// CHECK: error: invalid cpu name for builtin
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int test_cpu_is_invalid_cpu() {
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return __builtin_cpu_is("generic-rv64");
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}
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