| /* { dg-do compile { target x86_64-*-* } } */ |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| |
| #include "libgccjit.h" |
| |
| /* We don't want set_options() in harness.h to set -O3 so our little local |
| is optimized away. */ |
| #define TEST_ESCHEWS_SET_OPTIONS |
| static void set_options (gcc_jit_context *ctxt, const char *argv0) |
| { |
| } |
| |
| #define TEST_COMPILING_TO_FILE |
| #define OUTPUT_KIND GCC_JIT_OUTPUT_KIND_ASSEMBLER |
| #define OUTPUT_FILENAME "output-of-test-link-section-assembler.c.s" |
| #include "harness.h" |
| |
| void |
| create_code (gcc_jit_context *ctxt, void *user_data) |
| { |
| /* Let's try to inject the equivalent of: |
| register int global_variable asm ("r13"); |
| int main() { |
| register int variable asm ("r12"); |
| return 0; |
| } |
| */ |
| gcc_jit_type *int_type = |
| gcc_jit_context_get_type (ctxt, GCC_JIT_TYPE_INT); |
| gcc_jit_lvalue *global_variable = |
| gcc_jit_context_new_global ( |
| ctxt, NULL, GCC_JIT_GLOBAL_EXPORTED, int_type, "global_variable"); |
| gcc_jit_lvalue_set_register_name(global_variable, "r13"); |
| |
| gcc_jit_function *func_main = |
| gcc_jit_context_new_function (ctxt, NULL, |
| GCC_JIT_FUNCTION_EXPORTED, |
| int_type, |
| "main", |
| 0, NULL, |
| 0); |
| gcc_jit_lvalue *variable = gcc_jit_function_new_local(func_main, NULL, int_type, "variable"); |
| gcc_jit_lvalue_set_register_name(variable, "r12"); |
| gcc_jit_rvalue *two = gcc_jit_context_new_rvalue_from_int (ctxt, int_type, 2); |
| gcc_jit_rvalue *one = gcc_jit_context_one (ctxt, int_type); |
| gcc_jit_block *block = gcc_jit_function_new_block (func_main, NULL); |
| gcc_jit_block_add_assignment(block, NULL, variable, one); |
| gcc_jit_block_add_assignment(block, NULL, global_variable, two); |
| gcc_jit_block_end_with_return (block, NULL, gcc_jit_lvalue_as_rvalue(variable)); |
| } |
| |
| /* { dg-final { jit-verify-output-file-was-created "" } } */ |
| /* { dg-final { jit-verify-assembler-output "movl \\\$1, %r12d" } } */ |
| /* { dg-final { jit-verify-assembler-output "movl \\\$2, %r13d" } } */ |