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authorRichard Henderson <richard.henderson@linaro.org>2019-08-15 09:46:43 +0100
committerPeter Maydell <peter.maydell@linaro.org>2019-08-16 14:02:49 +0100
commit4818c3743b0e0095fdcecd24457da9b3443730ab (patch)
tree10aba21adbc7f35721eaa3b1a2646a55b9075209
parent16e0d8234ef9291747332d2c431e46808a060472 (diff)
target/arm: Remove redundant s->pc & ~1
The thumb bit has already been removed from s->pc, and is always even. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com> Message-id: 20190807045335.1361-6-richard.henderson@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--target/arm/translate.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/target/arm/translate.c b/target/arm/translate.c
index f481b87f99..8779d36a86 100644
--- a/target/arm/translate.c
+++ b/target/arm/translate.c
@@ -1273,7 +1273,7 @@ static void gen_exception_bkpt_insn(DisasContext *s, int offset, uint32_t syn)
/* Force a TB lookup after an instruction that changes the CPU state. */
static inline void gen_lookup_tb(DisasContext *s)
{
- tcg_gen_movi_i32(cpu_R[15], s->pc & ~1);
+ tcg_gen_movi_i32(cpu_R[15], s->pc);
s->base.is_jmp = DISAS_EXIT;
}
@@ -7804,7 +7804,7 @@ static void disas_arm_insn(DisasContext *s, unsigned int insn)
* self-modifying code correctly and also to take
* any pending interrupts immediately.
*/
- gen_goto_tb(s, 0, s->pc & ~1);
+ gen_goto_tb(s, 0, s->pc);
return;
case 7: /* sb */
if ((insn & 0xf) || !dc_isar_feature(aa32_sb, s)) {
@@ -7815,7 +7815,7 @@ static void disas_arm_insn(DisasContext *s, unsigned int insn)
* for TCG; MB and end the TB instead.
*/
tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC);
- gen_goto_tb(s, 0, s->pc & ~1);
+ gen_goto_tb(s, 0, s->pc);
return;
default:
goto illegal_op;
@@ -10449,7 +10449,7 @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn)
* and also to take any pending interrupts
* immediately.
*/
- gen_goto_tb(s, 0, s->pc & ~1);
+ gen_goto_tb(s, 0, s->pc);
break;
case 7: /* sb */
if ((insn & 0xf) || !dc_isar_feature(aa32_sb, s)) {
@@ -10460,7 +10460,7 @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn)
* for TCG; MB and end the TB instead.
*/
tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC);
- gen_goto_tb(s, 0, s->pc & ~1);
+ gen_goto_tb(s, 0, s->pc);
break;
default:
goto illegal_op;