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target-microblaze: dec_msr: Plug a temp leak 

Plug a temp leak.

Reported-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
This commit is contained in:
Edgar E. Iglesias 2018-05-16 00:04:54 +02:00
parent 3924a9aa02
commit 05a9a6519c
1 changed files with 9 additions and 4 deletions
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13
target/microblaze/translate.c
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@ -516,12 +516,17 @@ static void dec_msr(DisasContext *dc)
#if !defined(CONFIG_USER_ONLY)
/* Catch read/writes to the mmu block. */
if ((sr & ~0xff) == 0x1000) {
TCGv_i32 tmp_sr;
sr &= 7;
tmp_sr = tcg_const_i32(sr);
LOG_DIS("m%ss sr%d r%d imm=%x\n", to ? "t" : "f", sr, dc->ra, dc->imm);
if (to)
gen_helper_mmu_write(cpu_env, tcg_const_i32(sr), cpu_R[dc->ra]);
else
gen_helper_mmu_read(cpu_R[dc->rd], cpu_env, tcg_const_i32(sr));
if (to) {
gen_helper_mmu_write(cpu_env, tmp_sr, cpu_R[dc->ra]);
} else {
gen_helper_mmu_read(cpu_R[dc->rd], cpu_env, tmp_sr);
}
tcg_temp_free_i32(tmp_sr);
return;
}
#endif