diff options
Diffstat (limited to 'src/llvm_backend_proc.cpp')
| -rw-r--r-- | src/llvm_backend_proc.cpp | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp index 3f5819b43..5e38e6bdc 100644 --- a/src/llvm_backend_proc.cpp +++ b/src/llvm_backend_proc.cpp @@ -2809,16 +2809,20 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu } return res; } - case BuiltinProc_arm64_read_cycle_counter_frequency: + case BuiltinProc_read_cycle_counter_frequency: { lbValue res = {}; res.type = tv.type; - LLVMTypeRef func_type = LLVMFunctionType(LLVMInt64TypeInContext(p->module->ctx), nullptr, 0, false); - bool has_side_effects = false; - LLVMValueRef the_asm = llvm_get_inline_asm(func_type, str_lit("mrs $0, cntfrq_el0"), str_lit("=r"), has_side_effects); - GB_ASSERT(the_asm != nullptr); - res.value = LLVMBuildCall2(p->builder, func_type, the_asm, nullptr, 0, ""); + if (build_context.metrics.arch == TargetArch_arm64) { + LLVMTypeRef func_type = LLVMFunctionType(LLVMInt64TypeInContext(p->module->ctx), nullptr, 0, false); + bool has_side_effects = false; + LLVMValueRef the_asm = llvm_get_inline_asm(func_type, str_lit("mrs $0, cntfrq_el0"), str_lit("=r"), has_side_effects); + GB_ASSERT(the_asm != nullptr); + res.value = LLVMBuildCall2(p->builder, func_type, the_asm, nullptr, 0, ""); + } else { + GB_PANIC("Unsupported architecture: %.*s", LIT(target_arch_names[build_context.metrics.arch])); + } return res; } |