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| author | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-05 09:13:28 +0100 |
|---|---|---|
| committer | Albert Larsan <74931857+albertlarsan68@users.noreply.github.com> | 2023-01-11 09:32:08 +0000 |
| commit | cf2dff2b1e3fa55fa5415d524200070d0d7aacfe (patch) | |
| tree | 40a88d9a46aaf3e8870676eb2538378b75a263eb /tests/codegen/intrinsics/prefetch.rs | |
| parent | ca855e6e42787ecd062d81d53336fe6788ef51a9 (diff) | |
| download | rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.tar.gz rust-cf2dff2b1e3fa55fa5415d524200070d0d7aacfe.zip | |
Move /src/test to /tests
Diffstat (limited to 'tests/codegen/intrinsics/prefetch.rs')
| -rw-r--r-- | tests/codegen/intrinsics/prefetch.rs | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/tests/codegen/intrinsics/prefetch.rs b/tests/codegen/intrinsics/prefetch.rs new file mode 100644 index 00000000000..59d7fa6381b --- /dev/null +++ b/tests/codegen/intrinsics/prefetch.rs @@ -0,0 +1,63 @@ +// compile-flags: -C no-prepopulate-passes + +#![crate_type = "lib"] +#![feature(core_intrinsics)] + +use std::intrinsics::{prefetch_read_data, prefetch_write_data, + prefetch_read_instruction, prefetch_write_instruction}; + +#[no_mangle] +pub fn check_prefetch_read_data(data: &[i8]) { + unsafe { + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 0, i32 1) + prefetch_read_data(data.as_ptr(), 0); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 1, i32 1) + prefetch_read_data(data.as_ptr(), 1); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 2, i32 1) + prefetch_read_data(data.as_ptr(), 2); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 3, i32 1) + prefetch_read_data(data.as_ptr(), 3); + } +} + +#[no_mangle] +pub fn check_prefetch_write_data(data: &[i8]) { + unsafe { + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 0, i32 1) + prefetch_write_data(data.as_ptr(), 0); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 1, i32 1) + prefetch_write_data(data.as_ptr(), 1); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 2, i32 1) + prefetch_write_data(data.as_ptr(), 2); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 3, i32 1) + prefetch_write_data(data.as_ptr(), 3); + } +} + +#[no_mangle] +pub fn check_prefetch_read_instruction(data: &[i8]) { + unsafe { + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 0, i32 0) + prefetch_read_instruction(data.as_ptr(), 0); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 1, i32 0) + prefetch_read_instruction(data.as_ptr(), 1); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 2, i32 0) + prefetch_read_instruction(data.as_ptr(), 2); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 0, i32 3, i32 0) + prefetch_read_instruction(data.as_ptr(), 3); + } +} + +#[no_mangle] +pub fn check_prefetch_write_instruction(data: &[i8]) { + unsafe { + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 0, i32 0) + prefetch_write_instruction(data.as_ptr(), 0); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 1, i32 0) + prefetch_write_instruction(data.as_ptr(), 1); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 2, i32 0) + prefetch_write_instruction(data.as_ptr(), 2); + // CHECK: call void @llvm.prefetch{{.*}}({{.*}}, i32 1, i32 3, i32 0) + prefetch_write_instruction(data.as_ptr(), 3); + } +} |