target-ppc: slightly optimize lfiwax

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2013-04-27 00:37:46 +02:00
parent 076bfd7c65
commit 909eedb74f

View File

@ -2551,7 +2551,6 @@ static inline void gen_qemu_ld32u(DisasContext *ctx, TCGv arg1, TCGv arg2)
}
}
#if defined(TARGET_PPC64)
static inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2)
{
if (unlikely(ctx->le_mode)) {
@ -2561,7 +2560,6 @@ static inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2)
} else
tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx);
}
#endif
static inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
{
@ -3379,9 +3377,8 @@ static void gen_lfiwax(DisasContext *ctx)
EA = tcg_temp_new();
t0 = tcg_temp_new();
gen_addr_reg_index(ctx, EA);
gen_qemu_ld32u(ctx, t0, EA);
gen_qemu_ld32s(ctx, t0, EA);
tcg_gen_ext_tl_i64(cpu_fpr[rD(ctx->opcode)], t0);
tcg_gen_ext32s_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
tcg_temp_free(EA);
tcg_temp_free(t0);
}