diff mbox

[PULL,2/9] target-mips: fix to clear MSACSR.Cause

Message ID 1437034657-31026-3-git-send-email-leon.alrae@imgtec.com
State New
Headers show

Commit Message

Leon Alrae July 16, 2015, 8:17 a.m. UTC 
From: Yongbok Kim <yongbok.kim@imgtec.com>

MSACSR.Cause bits are needed to be cleared before a vector floating-point
instructions.
FEXDO.df, FEXUPL.df and FEXUPR.df were missed out.

Signed-off-by: Yongbok Kim <yongbok.kim@imgtec.com>
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net>
Reviewed-by: Leon Alrae <leon.alrae@imgtec.com>
Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
---
 target-mips/msa_helper.c | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox

Patch

diff --git a/target-mips/msa_helper.c b/target-mips/msa_helper.c
index 26ffdc7..a1cb48f 100644
--- a/target-mips/msa_helper.c
+++ b/target-mips/msa_helper.c
@@ -2642,6 +2642,8 @@  void helper_msa_fexdo_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
     wr_t *pwt = &(env->active_fpu.fpr[wt].wr);
     uint32_t i;
 
+    clear_msacsr_cause(env);
+
     switch (df) {
     case DF_WORD:
         for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) {
@@ -3192,6 +3194,8 @@  void helper_msa_fexupl_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
     wr_t *pws = &(env->active_fpu.fpr[ws].wr);
     uint32_t i;
 
+    clear_msacsr_cause(env);
+
     switch (df) {
     case DF_WORD:
         for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) {
@@ -3224,6 +3228,8 @@  void helper_msa_fexupr_df(CPUMIPSState *env, uint32_t df, uint32_t wd,
     wr_t *pws = &(env->active_fpu.fpr[ws].wr);
     uint32_t i;
 
+    clear_msacsr_cause(env);
+
     switch (df) {
     case DF_WORD:
         for (i = 0; i < DF_ELEMENTS(DF_WORD); i++) {