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[Qemu-devel] [PULL 09/32] tcg/sparc: Remove retranslation code
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL 09/32] tcg/sparc: Remove retranslation code |
Date: |
Thu, 13 Dec 2018 21:19:00 -0600 |
There is no longer a need for preserving branch offset operands,
as we no longer re-translate.
Reviewed-by: Alex Bennée <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
tcg/sparc/tcg-target.inc.c | 8 ++------
1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/tcg/sparc/tcg-target.inc.c b/tcg/sparc/tcg-target.inc.c
index 04bdc3df5e..671a04c54b 100644
--- a/tcg/sparc/tcg-target.inc.c
+++ b/tcg/sparc/tcg-target.inc.c
@@ -639,13 +639,11 @@ static void tcg_out_bpcc0(TCGContext *s, int scond, int
flags, int off19)
static void tcg_out_bpcc(TCGContext *s, int scond, int flags, TCGLabel *l)
{
- int off19;
+ int off19 = 0;
if (l->has_value) {
off19 = INSN_OFF19(tcg_pcrel_diff(s, l->u.value_ptr));
} else {
- /* Make sure to preserve destinations during retranslation. */
- off19 = *s->code_ptr & INSN_OFF19(-1);
tcg_out_reloc(s, s->code_ptr, R_SPARC_WDISP19, l, 0);
}
tcg_out_bpcc0(s, scond, flags, off19);
@@ -685,13 +683,11 @@ static void tcg_out_brcond_i64(TCGContext *s, TCGCond
cond, TCGReg arg1,
{
/* For 64-bit signed comparisons vs zero, we can avoid the compare. */
if (arg2 == 0 && !is_unsigned_cond(cond)) {
- int off16;
+ int off16 = 0;
if (l->has_value) {
off16 = INSN_OFF16(tcg_pcrel_diff(s, l->u.value_ptr));
} else {
- /* Make sure to preserve destinations during retranslation. */
- off16 = *s->code_ptr & INSN_OFF16(-1);
tcg_out_reloc(s, s->code_ptr, R_SPARC_WDISP16, l, 0);
}
tcg_out32(s, INSN_OP(0) | INSN_OP2(3) | BPR_PT | INSN_RS1(arg1)
--
2.17.2
- [Qemu-devel] [PATCH] fixup! target/arm: Move id_aa64mmfr* to ARMISARegisters, (continued)
- [Qemu-devel] [PATCH] fixup! target/arm: Move id_aa64mmfr* to ARMISARegisters, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 01/32] tcg/i386: Always use %ebp for TCG_AREG0, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 03/32] tcg/aarch64: Remove reloc_pc26_atomic, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 05/32] tcg/arm: Remove reloc_pc24_atomic, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 04/32] tcg/aarch64: Fold away "noaddr" branch routines, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 06/32] tcg/arm: Fold away "noaddr" branch routines, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 07/32] tcg/ppc: Fold away "noaddr" branch routines, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 08/32] tcg/s390: Remove retranslation code, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 10/32] tcg/mips: Remove retranslation code, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 09/32] tcg/sparc: Remove retranslation code,
Richard Henderson <=
- [Qemu-devel] [PULL 12/32] tcg/i386: Return false on failure from patch_reloc, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 11/32] tcg: Return success from patch_reloc, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 14/32] tcg/arm: Return false on failure from patch_reloc, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 13/32] tcg/aarch64: Return false on failure from patch_reloc, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 15/32] tcg/ppc: Return false on failure from patch_reloc, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 17/32] tcg/i386: Propagate is64 to tcg_out_qemu_ld_direct, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 16/32] tcg/s390x: Return false on failure from patch_reloc, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 19/32] tcg/i386: Implement INDEX_op_extr{lh}_i64_i32 for 32-bit guests, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 18/32] tcg/i386: Propagate is64 to tcg_out_qemu_ld_slow_path, Richard Henderson, 2018/12/13
- [Qemu-devel] [PULL 21/32] tcg/i386: Precompute all guest_base parameters, Richard Henderson, 2018/12/13