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Fix invalid PowerPC 64 rldimi optimized case.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3638 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
j_mayer 2007-11-14 05:26:46 +00:00
parent 3e4587d5d1
commit 271a916e8a
1 changed files with 3 additions and 5 deletions
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8
target-ppc/translate.c
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@ -1606,17 +1606,15 @@ GEN_PPC64_R2(rldcr, 0x1E, 0x09);
static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn)
{
uint64_t mask;
uint32_t sh, mb;
uint32_t sh, mb, me;
sh = SH(ctx->opcode) | (shn << 5);
mb = MB(ctx->opcode) | (mbn << 5);
me = 63 - sh;
if (likely(sh == 0)) {
if (likely(mb == 0)) {
gen_op_load_gpr_T0(rS(ctx->opcode));
goto do_store;
} else if (likely(mb == 63)) {
gen_op_load_gpr_T0(rA(ctx->opcode));
goto do_store;
}
gen_op_load_gpr_T0(rS(ctx->opcode));
gen_op_load_gpr_T1(rA(ctx->opcode));
@ -1626,7 +1624,7 @@ static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn)
gen_op_load_gpr_T1(rA(ctx->opcode));
gen_op_rotli64_T0(sh);
do_mask:
mask = MASK(mb, 63 - sh);
mask = MASK(mb, me);
gen_andi_T0_64(ctx, mask);
gen_andi_T1_64(ctx, ~mask);
gen_op_or();