mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

accel/tcg/plugin: Use tcg_temp_ebb_*

Browse Source 
All of these uses have quite local scope.
Avoid tcg_const_*, because we haven't added a corresponding
interface for TEMP_EBB.  Use explicit tcg_gen_movi_* instead.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-01-29 13:29:24 -10:00
parent e198641015
commit 713f263a36
1 changed files with 14 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
accel/tcg/plugin-gen.c
View File

@ -93,11 +93,13 @@ void HELPER(plugin_vcpu_mem_cb)(unsigned int vcpu_index,
static void do_gen_mem_cb(TCGv vaddr, uint32_t info)
{
TCGv_i32 cpu_index = tcg_temp_new_i32();
TCGv_i32 meminfo = tcg_const_i32(info);
TCGv_i64 vaddr64 = tcg_temp_new_i64();
TCGv_ptr udata = tcg_const_ptr(NULL);
TCGv_i32 cpu_index = tcg_temp_ebb_new_i32();
TCGv_i32 meminfo = tcg_temp_ebb_new_i32();
TCGv_i64 vaddr64 = tcg_temp_ebb_new_i64();
TCGv_ptr udata = tcg_temp_ebb_new_ptr();
tcg_gen_movi_i32(meminfo, info);
tcg_gen_movi_ptr(udata, 0);
tcg_gen_ld_i32(cpu_index, cpu_env,
-offsetof(ArchCPU, env) + offsetof(CPUState, cpu_index));
tcg_gen_extu_tl_i64(vaddr64, vaddr);
@ -112,9 +114,10 @@ static void do_gen_mem_cb(TCGv vaddr, uint32_t info)
static void gen_empty_udata_cb(void)
{
TCGv_i32 cpu_index = tcg_temp_new_i32();
TCGv_ptr udata = tcg_const_ptr(NULL); /* will be overwritten later */
TCGv_i32 cpu_index = tcg_temp_ebb_new_i32();
TCGv_ptr udata = tcg_temp_ebb_new_ptr();
tcg_gen_movi_ptr(udata, 0);
tcg_gen_ld_i32(cpu_index, cpu_env,
-offsetof(ArchCPU, env) + offsetof(CPUState, cpu_index));
gen_helper_plugin_vcpu_udata_cb(cpu_index, udata);
@ -129,9 +132,10 @@ static void gen_empty_udata_cb(void)
*/
static void gen_empty_inline_cb(void)
{
TCGv_i64 val = tcg_temp_new_i64();
TCGv_ptr ptr = tcg_const_ptr(NULL); /* overwritten later */
TCGv_i64 val = tcg_temp_ebb_new_i64();
TCGv_ptr ptr = tcg_temp_ebb_new_ptr();
tcg_gen_movi_ptr(ptr, 0);
tcg_gen_ld_i64(val, ptr, 0);
/* pass an immediate != 0 so that it doesn't get optimized away */
tcg_gen_addi_i64(val, val, 0xdeadface);
@ -151,9 +155,9 @@ static void gen_empty_mem_cb(TCGv addr, uint32_t info)
*/
static void gen_empty_mem_helper(void)
{
TCGv_ptr ptr;
TCGv_ptr ptr = tcg_temp_ebb_new_ptr();
ptr = tcg_const_ptr(NULL);
tcg_gen_movi_ptr(ptr, 0);
tcg_gen_st_ptr(ptr, cpu_env, offsetof(CPUState, plugin_mem_cbs) -
offsetof(ArchCPU, env));
tcg_temp_free_ptr(ptr);