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target/alpha: Hoist branch shift to initial decode 

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20240503072014.24751-3-philmd@linaro.org>
This commit is contained in:
Richard Henderson 2024-05-03 09:20:06 +02:00
parent ab709f13b8
commit 1bcae46aac
1 changed files with 3 additions and 3 deletions
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6
target/alpha/translate.c
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@ -432,7 +432,7 @@ static bool use_goto_tb(DisasContext *ctx, uint64_t dest)
static DisasJumpType gen_bdirect(DisasContext *ctx, int ra, int32_t disp)
{
uint64_t dest = ctx->base.pc_next + (disp << 2);
uint64_t dest = ctx->base.pc_next + disp;
if (ra != 31) {
tcg_gen_movi_i64(ctx->ir[ra], ctx->base.pc_next);
@ -455,7 +455,7 @@ static DisasJumpType gen_bdirect(DisasContext *ctx, int ra, int32_t disp)
static DisasJumpType gen_bcond_internal(DisasContext *ctx, TCGCond cond,
TCGv cmp, uint64_t imm, int32_t disp)
{
uint64_t dest = ctx->base.pc_next + (disp << 2);
uint64_t dest = ctx->base.pc_next + disp;
TCGLabel *lab_true = gen_new_label();
if (use_goto_tb(ctx, dest)) {
@ -1382,7 +1382,7 @@ static DisasJumpType translate_one(DisasContext *ctx, uint32_t insn)
real_islit = islit = extract32(insn, 12, 1);
lit = extract32(insn, 13, 8);
disp21 = sextract32(insn, 0, 21);
disp21 = sextract32(insn, 0, 21) * 4;
disp16 = sextract32(insn, 0, 16);
disp12 = sextract32(insn, 0, 12);