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authorAlexander Graf <agraf@suse.de>2011-08-23 06:55:43 +0200
committerEdgar E. Iglesias <edgar.iglesias@gmail.com>2011-08-23 22:24:40 +0200
commit27a69bb088bee6d4efea254659422fb9c751b3c7 (patch)
tree790b39e2a72dce9606cce0ff7c0e6d782c41bc16
parent542df9bfb707866f1ddf937898341f749975dd17 (diff)
PPC: E500: Inject SPE exception on invalid SPE access
When accessing an SPE instruction despite it being not available, throw an SPE exception instead of an APU exception. That way the guest knows what's going on and actually uses SPE. Reported-by: Jason Wessel <jason.wessel@windriver.com> Signed-off-by: Alexander Graf <agraf@suse.de> Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Diffstat
-rw-r--r--target-ppc/translate.c78
1 files changed, 39 insertions, 39 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index fd7c2087d7..4277460692 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -6622,7 +6622,7 @@ static inline void gen_evmra(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
@@ -6693,7 +6693,7 @@ static inline void gen_speundef(DisasContext *ctx)
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
@@ -6704,7 +6704,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
@@ -6729,7 +6729,7 @@ GEN_SPEOP_LOGIC2(evnand, tcg_gen_nand_tl);
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
@@ -6750,7 +6750,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
tcg_opi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
@@ -6770,7 +6770,7 @@ GEN_SPEOP_TCG_LOGIC_IMM2(evrlwi, tcg_gen_rotli_i32);
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
@@ -6791,7 +6791,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); \
@@ -6829,7 +6829,7 @@ GEN_SPEOP_ARITH1(evcntlzw, gen_helper_cntlzw32);
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
@@ -6855,7 +6855,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
@@ -6933,7 +6933,7 @@ GEN_SPEOP_ARITH2(evrlw, gen_op_evrlw);
static inline void gen_evmergehi(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -6962,7 +6962,7 @@ GEN_SPEOP_ARITH2(evsubfw, gen_op_evsubf);
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
TCGv_i32 t0 = tcg_temp_local_new_i32(); \
@@ -6983,7 +6983,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
@@ -7001,7 +7001,7 @@ GEN_SPEOP_ARITH_IMM2(evsubifw, tcg_gen_subi_i32);
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
int l1 = gen_new_label(); \
@@ -7041,7 +7041,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
int l1 = gen_new_label(); \
@@ -7084,7 +7084,7 @@ static inline void gen_brinc(DisasContext *ctx)
static inline void gen_evmergelo(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -7103,7 +7103,7 @@ static inline void gen_evmergelo(DisasContext *ctx)
static inline void gen_evmergehilo(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -7122,7 +7122,7 @@ static inline void gen_evmergehilo(DisasContext *ctx)
static inline void gen_evmergelohi(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -7245,7 +7245,7 @@ static inline void gen_evmwumi(DisasContext *ctx)
TCGv_i64 t0, t1;
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
@@ -7274,7 +7274,7 @@ static inline void gen_evmwumia(DisasContext *ctx)
TCGv_i64 tmp;
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
@@ -7294,7 +7294,7 @@ static inline void gen_evmwumiaa(DisasContext *ctx)
TCGv_i64 tmp;
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
@@ -7327,7 +7327,7 @@ static inline void gen_evmwsmi(DisasContext *ctx)
TCGv_i64 t0, t1;
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
@@ -7746,7 +7746,7 @@ static void glue(gen_, name)(DisasContext *ctx)
{ \
TCGv t0; \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
gen_set_access_type(ctx, ACCESS_INT); \
@@ -7904,7 +7904,7 @@ static inline void gen_##name(DisasContext *ctx) \
TCGv_i32 t0, t1; \
TCGv_i64 t2; \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
t0 = tcg_temp_new_i32(); \
@@ -7925,7 +7925,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
@@ -7936,7 +7936,7 @@ static inline void gen_##name(DisasContext *ctx) \
{ \
TCGv_i32 t0, t1; \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
t0 = tcg_temp_new_i32(); \
@@ -7951,7 +7951,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \
@@ -7992,7 +7992,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
gen_helper_##name(cpu_gpr[rD(ctx->opcode)], \
@@ -8003,7 +8003,7 @@ static inline void gen_##name(DisasContext *ctx) \
{ \
TCGv_i64 t0, t1; \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
t0 = tcg_temp_new_i64(); \
@@ -8019,7 +8019,7 @@ static inline void gen_##name(DisasContext *ctx) \
static inline void gen_##name(DisasContext *ctx) \
{ \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \
@@ -8030,7 +8030,7 @@ static inline void gen_##name(DisasContext *ctx) \
{ \
TCGv_i64 t0, t1; \
if (unlikely(!ctx->spe_enabled)) { \
- gen_exception(ctx, POWERPC_EXCP_APU); \
+ gen_exception(ctx, POWERPC_EXCP_SPEU); \
return; \
} \
t0 = tcg_temp_new_i64(); \
@@ -8052,7 +8052,7 @@ GEN_SPEFPUOP_ARITH2_64_64(evfsdiv);
static inline void gen_evfsabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -8065,7 +8065,7 @@ static inline void gen_evfsabs(DisasContext *ctx)
static inline void gen_evfsnabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -8078,7 +8078,7 @@ static inline void gen_evfsnabs(DisasContext *ctx)
static inline void gen_evfsneg(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -8134,7 +8134,7 @@ GEN_SPEFPUOP_ARITH2_32_32(efsdiv);
static inline void gen_efsabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], (target_long)~0x80000000LL);
@@ -8142,7 +8142,7 @@ static inline void gen_efsabs(DisasContext *ctx)
static inline void gen_efsnabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
tcg_gen_ori_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
@@ -8150,7 +8150,7 @@ static inline void gen_efsnabs(DisasContext *ctx)
static inline void gen_efsneg(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
tcg_gen_xori_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
@@ -8202,7 +8202,7 @@ GEN_SPEFPUOP_ARITH2_64_64(efddiv);
static inline void gen_efdabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -8215,7 +8215,7 @@ static inline void gen_efdabs(DisasContext *ctx)
static inline void gen_efdnabs(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
@@ -8228,7 +8228,7 @@ static inline void gen_efdnabs(DisasContext *ctx)
static inline void gen_efdneg(DisasContext *ctx)
{
if (unlikely(!ctx->spe_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_APU);
+ gen_exception(ctx, POWERPC_EXCP_SPEU);
return;
}
#if defined(TARGET_PPC64)
generated by cgit v1.2.3 (git 2.26.2) at 2024-11-30 07:03:13 +0000