From 3511348dbbcccbebe64d77488cc4d3689a2bdce9 Mon Sep 17 00:00:00 2001 From: Simon Pilgrim Date: Mon, 8 May 2017 12:09:45 +0000 Subject: [X86][LWP] Add clang support for LWP instructions. This patch adds support for the the LightWeight Profiling (LWP) instructions which are available on all AMD Bulldozer class CPUs (bdver1 to bdver4). Differential Revision: https://reviews.llvm.org/D32770 llvm-svn: 302418 --- clang/test/CodeGen/lwp-builtins.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 clang/test/CodeGen/lwp-builtins.c (limited to 'clang/test') diff --git a/clang/test/CodeGen/lwp-builtins.c b/clang/test/CodeGen/lwp-builtins.c new file mode 100644 index 00000000000..c689c3974d4 --- /dev/null +++ b/clang/test/CodeGen/lwp-builtins.c @@ -0,0 +1,39 @@ +// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +lwp -emit-llvm -o - -Wall -Werror | FileCheck %s + +#include + +void test_llwpcb(void *ptr) { + // CHECK-LABEL: @test_llwpcb + // CHECK: call void @llvm.x86.llwpcb(i8* %{{.*}}) + __llwpcb(ptr); +} + +void* test_slwpcb() { + // CHECK-LABEL: @test_slwpcb + // CHECK: call i8* @llvm.x86.slwpcb() + return __slwpcb(); +} + +unsigned char test_lwpins32(unsigned val2, unsigned val1) { + // CHECK-LABEL: @test_lwpins32 + // CHECK: call i8 @llvm.x86.lwpins32(i32 + return __lwpins32(val2, val1, 0x01234); +} + +unsigned char test_lwpins64(unsigned long long val2, unsigned val1) { + // CHECK-LABEL: @test_lwpins64 + // CHECK: call i8 @llvm.x86.lwpins64(i64 + return __lwpins64(val2, val1, 0x56789); +} + +void test_lwpval32(unsigned val2, unsigned val1) { + // CHECK-LABEL: @test_lwpval32 + // CHECK: call void @llvm.x86.lwpval32(i32 + __lwpval32(val2, val1, 0x01234); +} + +void test_lwpval64(unsigned long long val2, unsigned val1) { + // CHECK-LABEL: @test_lwpval64 + // CHECK: call void @llvm.x86.lwpval64(i64 + __lwpval64(val2, val1, 0xABCDEF); +} -- cgit v1.2.3