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authorRichard Henderson <richard.henderson@linaro.org>2022-11-26 15:05:01 -0800
committerRichard Henderson <richard.henderson@linaro.org>2023-01-17 09:55:13 -1000
commitcea583d13cb5afdd0d9ac12cb91841f8f33008f7 (patch)
tree0d503f5e1d10b2ff8caf073dfa08888317585fb9 /tcg
parent3bb8500ef83613cf3d113041b4ba3104136d9aaf (diff)
tcg/ppc: Remove unused goto_tb code for indirect jump
Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'tcg')
-rw-r--r--tcg/ppc/tcg-target.c.inc32
1 files changed, 13 insertions, 19 deletions
diff --git a/tcg/ppc/tcg-target.c.inc b/tcg/ppc/tcg-target.c.inc
index a95e4001d3..b72e266990 100644
--- a/tcg/ppc/tcg-target.c.inc
+++ b/tcg/ppc/tcg-target.c.inc
@@ -2630,27 +2630,21 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
switch (opc) {
case INDEX_op_goto_tb:
- if (s->tb_jmp_insn_offset) {
- /* Direct jump. */
- if (TCG_TARGET_REG_BITS == 64) {
- /* Ensure the next insns are 8 or 16-byte aligned. */
- while ((uintptr_t)s->code_ptr & (have_isa_2_07 ? 15 : 7)) {
- tcg_out32(s, NOP);
- }
- s->tb_jmp_insn_offset[args[0]] = tcg_current_code_size(s);
- tcg_out32(s, ADDIS | TAI(TCG_REG_TB, TCG_REG_TB, 0));
- tcg_out32(s, ADDI | TAI(TCG_REG_TB, TCG_REG_TB, 0));
- } else {
- s->tb_jmp_insn_offset[args[0]] = tcg_current_code_size(s);
- tcg_out32(s, B);
- s->tb_jmp_reset_offset[args[0]] = tcg_current_code_size(s);
- break;
+ qemu_build_assert(TCG_TARGET_HAS_direct_jump);
+ /* Direct jump. */
+ if (TCG_TARGET_REG_BITS == 64) {
+ /* Ensure the next insns are 8 or 16-byte aligned. */
+ while ((uintptr_t)s->code_ptr & (have_isa_2_07 ? 15 : 7)) {
+ tcg_out32(s, NOP);
}
+ s->tb_jmp_insn_offset[args[0]] = tcg_current_code_size(s);
+ tcg_out32(s, ADDIS | TAI(TCG_REG_TB, TCG_REG_TB, 0));
+ tcg_out32(s, ADDI | TAI(TCG_REG_TB, TCG_REG_TB, 0));
} else {
- /* Indirect jump. */
- tcg_debug_assert(s->tb_jmp_insn_offset == NULL);
- tcg_out_ld(s, TCG_TYPE_PTR, TCG_REG_TB, 0,
- (intptr_t)(s->tb_jmp_insn_offset + args[0]));
+ s->tb_jmp_insn_offset[args[0]] = tcg_current_code_size(s);
+ tcg_out32(s, B);
+ s->tb_jmp_reset_offset[args[0]] = tcg_current_code_size(s);
+ break;
}
tcg_out32(s, MTSPR | RS(TCG_REG_TB) | CTR);
tcg_out32(s, BCCTR | BO_ALWAYS);