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提交 1a4d5700 编写于 作者: M Maciej W. Rozycki 提交者： Leon Alrae
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target-mips: Use local float status pointer across MSA macros 

Reduce line wrapping throughout MSA helper macros by using a local float
status pointer rather than referring to the float status through the
environment each time.  No functional change.
Signed-off-by: NMaciej W. Rozycki <macro@codesourcery.com>
Reviewed-by: NLeon Alrae <leon.alrae@imgtec.com>
Signed-off-by: NLeon Alrae <leon.alrae@imgtec.com>
上级 bb962386
隐藏空白更改
内联 并排
Showing with 34 addition and 35 deletion
target-mips/msa_helper.c
浏览文件 @ 1a4d5700
......@@ -1782,15 +1782,14 @@ static inline int32 float64_to_q32(float64 a STATUS_PARAM)
#define MSA_FLOAT_COND(DEST, OP, ARG1, ARG2, BITS, QUIET) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
int64_t cond; \
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
set_float_exception_flags(0, status); \
if (!QUIET) { \
cond = float ## BITS ## _ ## OP(ARG1, ARG2, \
&env->active_tc.msa_fp_status); \
cond = float ## BITS ## _ ## OP(ARG1, ARG2, status); \
} else { \
cond = float ## BITS ## _ ## OP ## _quiet(ARG1, ARG2, \
&env->active_tc.msa_fp_status); \
cond = float ## BITS ## _ ## OP ## _quiet(ARG1, ARG2, status); \
} \
DEST = cond ? M_MAX_UINT(BITS) : 0; \
c = update_msacsr(env, CLEAR_IS_INEXACT, 0); \
......@@ -2375,11 +2374,11 @@ void helper_msa_fsne_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_BINOP(DEST, OP, ARG1, ARG2, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## OP(ARG1, ARG2, \
&env->active_tc.msa_fp_status); \
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _ ## OP(ARG1, ARG2, status); \
c = update_msacsr(env, 0, IS_DENORMAL(DEST, BITS)); \
\
if (get_enabled_exceptions(env, c)) { \
......@@ -2511,11 +2510,11 @@ void helper_msa_fdiv_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_MULADD(DEST, ARG1, ARG2, ARG3, NEGATE, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _muladd(ARG2, ARG3, ARG1, NEGATE, \
&env->active_tc.msa_fp_status); \
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _muladd(ARG2, ARG3, ARG1, NEGATE, status); \
c = update_msacsr(env, 0, IS_DENORMAL(DEST, BITS)); \
\
if (get_enabled_exceptions(env, c)) { \
......@@ -2630,10 +2629,11 @@ void helper_msa_fexp2_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_UNOP(DEST, OP, ARG, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## OP(ARG, &env->active_tc.msa_fp_status);\
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _ ## OP(ARG, status); \
c = update_msacsr(env, 0, IS_DENORMAL(DEST, BITS)); \
\
if (get_enabled_exceptions(env, c)) { \
......@@ -2678,10 +2678,11 @@ void helper_msa_fexdo_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_UNOP_XD(DEST, OP, ARG, BITS, XBITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## OP(ARG, &env->active_tc.msa_fp_status);\
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _ ## OP(ARG, status); \
c = update_msacsr(env, CLEAR_FS_UNDERFLOW, 0); \
\
if (get_enabled_exceptions(env, c)) { \
......@@ -2728,11 +2729,11 @@ void helper_msa_ftq_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_MAXOP(DEST, OP, ARG1, ARG2, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## OP(ARG1, ARG2, \
&env->active_tc.msa_fp_status); \
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _ ## OP(ARG1, ARG2, status); \
c = update_msacsr(env, 0, 0); \
\
if (get_enabled_exceptions(env, c)) { \
......@@ -2924,10 +2925,11 @@ void helper_msa_fclass_df(CPUMIPSState *env, uint32_t df,
#define MSA_FLOAT_UNOP0(DEST, OP, ARG, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## OP(ARG, &env->active_tc.msa_fp_status);\
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _ ## OP(ARG, status); \
c = update_msacsr(env, CLEAR_FS_UNDERFLOW, 0); \
\
if (get_enabled_exceptions(env, c)) { \
......@@ -3029,11 +3031,11 @@ void helper_msa_fsqrt_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_RECIPROCAL(DEST, ARG, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## div(FLOAT_ONE ## BITS, ARG, \
&env->active_tc.msa_fp_status); \
set_float_exception_flags(0, status); \
DEST = float ## BITS ## _ ## div(FLOAT_ONE ## BITS, ARG, status); \
c = update_msacsr(env, float ## BITS ## _is_infinity(ARG) || \
float ## BITS ## _is_quiet_nan(DEST) ? \
0 : RECIPROCAL_INEXACT, \
......@@ -3138,23 +3140,20 @@ void helper_msa_frint_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
#define MSA_FLOAT_LOGB(DEST, ARG, BITS) \
do { \
float_status *status = &env->active_tc.msa_fp_status; \
int c; \
\
set_float_exception_flags(0, &env->active_tc.msa_fp_status); \
set_float_rounding_mode(float_round_down, \
&env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## log2(ARG, \
&env->active_tc.msa_fp_status); \
DEST = float ## BITS ## _ ## round_to_int(DEST, \
&env->active_tc.msa_fp_status); \
set_float_exception_flags(0, status); \
set_float_rounding_mode(float_round_down, status); \
DEST = float ## BITS ## _ ## log2(ARG, status); \
DEST = float ## BITS ## _ ## round_to_int(DEST, status); \
set_float_rounding_mode(ieee_rm[(env->active_tc.msacsr & \
MSACSR_RM_MASK) >> MSACSR_RM], \
&env->active_tc.msa_fp_status); \
status); \
\
set_float_exception_flags( \
get_float_exception_flags(&env->active_tc.msa_fp_status) \
& (~float_flag_inexact), \
&env->active_tc.msa_fp_status); \
set_float_exception_flags(get_float_exception_flags(status) & \
(~float_flag_inexact), \
status); \
\
c = update_msacsr(env, 0, IS_DENORMAL(DEST, BITS)); \
\
......
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