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Diffstat (limited to 'target/microblaze/translate.c')
-rw-r--r--target/microblaze/translate.c78
1 files changed, 43 insertions, 35 deletions
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c
index ee17334959..b36092b6fe 100644
--- a/target/microblaze/translate.c
+++ b/target/microblaze/translate.c
@@ -59,7 +59,7 @@ static TCGv_i32 env_imm;
static TCGv_i32 env_btaken;
static TCGv_i32 env_btarget;
static TCGv_i32 env_iflags;
-static TCGv_i32 env_res_addr;
+static TCGv env_res_addr;
static TCGv_i32 env_res_val;
#include "exec/gen-icount.h"
@@ -848,11 +848,12 @@ static void dec_imm(DisasContext *dc)
dc->clear_imm = 0;
}
-static inline void compute_ldst_addr(DisasContext *dc, TCGv_i32 t)
+static inline void compute_ldst_addr(DisasContext *dc, TCGv t)
{
bool extimm = dc->tb_flags & IMM_FLAG;
/* Should be set to true if r1 is used by loadstores. */
bool stackprot = false;
+ TCGv_i32 t32;
/* All load/stores use ra. */
if (dc->ra == 1 && dc->cpu->cfg.stackprot) {
@@ -863,10 +864,10 @@ static inline void compute_ldst_addr(DisasContext *dc, TCGv_i32 t)
if (!dc->type_b) {
/* If any of the regs is r0, set t to the value of the other reg. */
if (dc->ra == 0) {
- tcg_gen_mov_i32(t, cpu_R[dc->rb]);
+ tcg_gen_extu_i32_tl(t, cpu_R[dc->rb]);
return;
} else if (dc->rb == 0) {
- tcg_gen_mov_i32(t, cpu_R[dc->ra]);
+ tcg_gen_extu_i32_tl(t, cpu_R[dc->ra]);
return;
}
@@ -874,7 +875,10 @@ static inline void compute_ldst_addr(DisasContext *dc, TCGv_i32 t)
stackprot = true;
}
- tcg_gen_add_i32(t, cpu_R[dc->ra], cpu_R[dc->rb]);
+ t32 = tcg_temp_new_i32();
+ tcg_gen_add_i32(t32, cpu_R[dc->ra], cpu_R[dc->rb]);
+ tcg_gen_extu_i32_tl(t, t32);
+ tcg_temp_free_i32(t32);
if (stackprot) {
gen_helper_stackprot(cpu_env, t);
@@ -882,16 +886,19 @@ static inline void compute_ldst_addr(DisasContext *dc, TCGv_i32 t)
return;
}
/* Immediate. */
+ t32 = tcg_temp_new_i32();
if (!extimm) {
if (dc->imm == 0) {
- tcg_gen_mov_i32(t, cpu_R[dc->ra]);
- return;
+ tcg_gen_mov_i32(t32, cpu_R[dc->ra]);
+ } else {
+ tcg_gen_movi_i32(t32, (int32_t)((int16_t)dc->imm));
+ tcg_gen_add_i32(t32, cpu_R[dc->ra], t32);
}
- tcg_gen_movi_i32(t, (int32_t)((int16_t)dc->imm));
- tcg_gen_add_i32(t, cpu_R[dc->ra], t);
} else {
- tcg_gen_add_i32(t, cpu_R[dc->ra], *(dec_alu_op_b(dc)));
+ tcg_gen_add_i32(t32, cpu_R[dc->ra], *(dec_alu_op_b(dc)));
}
+ tcg_gen_extu_i32_tl(t, t32);
+ tcg_temp_free_i32(t32);
if (stackprot) {
gen_helper_stackprot(cpu_env, t);
@@ -901,7 +908,8 @@ static inline void compute_ldst_addr(DisasContext *dc, TCGv_i32 t)
static void dec_load(DisasContext *dc)
{
- TCGv_i32 v, addr;
+ TCGv_i32 v;
+ TCGv addr;
unsigned int size;
bool rev = false, ex = false;
TCGMemOp mop;
@@ -928,7 +936,7 @@ static void dec_load(DisasContext *dc)
ex ? "x" : "");
t_sync_flags(dc);
- addr = tcg_temp_new_i32();
+ addr = tcg_temp_new();
compute_ldst_addr(dc, addr);
/*
@@ -946,20 +954,20 @@ static void dec_load(DisasContext *dc)
01 -> 10
10 -> 10
11 -> 00 */
- TCGv_i32 low = tcg_temp_new_i32();
+ TCGv low = tcg_temp_new();
- tcg_gen_andi_i32(low, addr, 3);
- tcg_gen_sub_i32(low, tcg_const_i32(3), low);
- tcg_gen_andi_i32(addr, addr, ~3);
- tcg_gen_or_i32(addr, addr, low);
- tcg_temp_free_i32(low);
+ tcg_gen_andi_tl(low, addr, 3);
+ tcg_gen_sub_tl(low, tcg_const_tl(3), low);
+ tcg_gen_andi_tl(addr, addr, ~3);
+ tcg_gen_or_tl(addr, addr, low);
+ tcg_temp_free(low);
break;
}
case 2:
/* 00 -> 10
10 -> 00. */
- tcg_gen_xori_i32(addr, addr, 2);
+ tcg_gen_xori_tl(addr, addr, 2);
break;
default:
cpu_abort(CPU(dc->cpu), "Invalid reverse size\n");
@@ -969,7 +977,7 @@ static void dec_load(DisasContext *dc)
/* lwx does not throw unaligned access errors, so force alignment */
if (ex) {
- tcg_gen_andi_i32(addr, addr, ~3);
+ tcg_gen_andi_tl(addr, addr, ~3);
}
/* If we get a fault on a dslot, the jmpstate better be in sync. */
@@ -992,7 +1000,7 @@ static void dec_load(DisasContext *dc)
}
if (ex) {
- tcg_gen_mov_i32(env_res_addr, addr);
+ tcg_gen_mov_tl(env_res_addr, addr);
tcg_gen_mov_i32(env_res_val, v);
}
if (dc->rd) {
@@ -1005,12 +1013,12 @@ static void dec_load(DisasContext *dc)
write_carryi(dc, 0);
}
- tcg_temp_free_i32(addr);
+ tcg_temp_free(addr);
}
static void dec_store(DisasContext *dc)
{
- TCGv_i32 addr;
+ TCGv addr;
TCGLabel *swx_skip = NULL;
unsigned int size;
bool rev = false, ex = false;
@@ -1040,18 +1048,18 @@ static void dec_store(DisasContext *dc)
/* If we get a fault on a dslot, the jmpstate better be in sync. */
sync_jmpstate(dc);
/* SWX needs a temp_local. */
- addr = ex ? tcg_temp_local_new_i32() : tcg_temp_new_i32();
+ addr = ex ? tcg_temp_local_new() : tcg_temp_new();
compute_ldst_addr(dc, addr);
if (ex) { /* swx */
TCGv_i32 tval;
/* swx does not throw unaligned access errors, so force alignment */
- tcg_gen_andi_i32(addr, addr, ~3);
+ tcg_gen_andi_tl(addr, addr, ~3);
write_carryi(dc, 1);
swx_skip = gen_new_label();
- tcg_gen_brcond_i32(TCG_COND_NE, env_res_addr, addr, swx_skip);
+ tcg_gen_brcond_tl(TCG_COND_NE, env_res_addr, addr, swx_skip);
/* Compare the value loaded at lwx with current contents of
the reserved location.
@@ -1075,13 +1083,13 @@ static void dec_store(DisasContext *dc)
01 -> 10
10 -> 10
11 -> 00 */
- TCGv_i32 low = tcg_temp_new_i32();
+ TCGv low = tcg_temp_new();
- tcg_gen_andi_i32(low, addr, 3);
- tcg_gen_sub_i32(low, tcg_const_i32(3), low);
- tcg_gen_andi_i32(addr, addr, ~3);
- tcg_gen_or_i32(addr, addr, low);
- tcg_temp_free_i32(low);
+ tcg_gen_andi_tl(low, addr, 3);
+ tcg_gen_sub_tl(low, tcg_const_tl(3), low);
+ tcg_gen_andi_tl(addr, addr, ~3);
+ tcg_gen_or_tl(addr, addr, low);
+ tcg_temp_free(low);
break;
}
@@ -1089,7 +1097,7 @@ static void dec_store(DisasContext *dc)
/* 00 -> 10
10 -> 00. */
/* Force addr into the temp. */
- tcg_gen_xori_i32(addr, addr, 2);
+ tcg_gen_xori_tl(addr, addr, 2);
break;
default:
cpu_abort(CPU(dc->cpu), "Invalid reverse size\n");
@@ -1116,7 +1124,7 @@ static void dec_store(DisasContext *dc)
gen_set_label(swx_skip);
}
- tcg_temp_free_i32(addr);
+ tcg_temp_free(addr);
}
static inline void eval_cc(DisasContext *dc, unsigned int cc,
@@ -1834,7 +1842,7 @@ void mb_tcg_init(void)
env_btaken = tcg_global_mem_new_i32(cpu_env,
offsetof(CPUMBState, btaken),
"btaken");
- env_res_addr = tcg_global_mem_new_i32(cpu_env,
+ env_res_addr = tcg_global_mem_new(cpu_env,
offsetof(CPUMBState, res_addr),
"res_addr");
env_res_val = tcg_global_mem_new_i32(cpu_env,
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2025-01-06 03:33:44 +0100