gwj / at91sam9263 · Commits

Commit 4e2474d677953843ce328f83278614a5d07ee5e3

Authored by aurel32
1 parent 460f00c4

target-mips: optimize gen_flt3_ldst() 

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7044 c046a42c-6fe2-441c-8c8c-71466251a162
Inline Side-by-side
Showing 1 changed file with 4 additions and 9 deletions
target-mips/translate.c
  View file @4e2474d
@@ -1124,7 +1124,7 @@ static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft, @@ -1124,7 +1124,7 @@ static void gen_flt_ldst (DisasContext *ctx, uint32_t opc, int ft,
1124 int base, int16_t offset) 1124 int base, int16_t offset)
1125 { 1125 {
1126 const char *opn = "flt_ldst"; 1126 const char *opn = "flt_ldst";
1127 - TCGv t0 = tcg_temp_local_new(); 1127 + TCGv t0 = tcg_temp_new();
1128 1128
1129 if (base == 0) { 1129 if (base == 0) {
1130 tcg_gen_movi_tl(t0, offset); 1130 tcg_gen_movi_tl(t0, offset);
@@ -7152,8 +7152,8 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc, @@ -7152,8 +7152,8 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
7152 { 7152 {
7153 const char *opn = "extended float load/store"; 7153 const char *opn = "extended float load/store";
7154 int store = 0; 7154 int store = 0;
7155 - TCGv t0 = tcg_temp_local_new();  
7156 - TCGv t1 = tcg_temp_local_new(); 7155 + TCGv t0 = tcg_temp_new();
  7156 + TCGv t1 = tcg_temp_new();
7157 7157
7158 if (base == 0) { 7158 if (base == 0) {
7159 gen_load_gpr(t0, index); 7159 gen_load_gpr(t0, index);
@@ -7165,6 +7165,7 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc, @@ -7165,6 +7165,7 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
7165 } 7165 }
7166 /* Don't do NOP if destination is zero: we must perform the actual 7166 /* Don't do NOP if destination is zero: we must perform the actual
7167 memory access. */ 7167 memory access. */
  7168 + save_cpu_state(ctx, 0);
7168 switch (opc) { 7169 switch (opc) {
7169 case OPC_LWXC1: 7170 case OPC_LWXC1:
7170 check_cop1x(ctx); 7171 check_cop1x(ctx);
@@ -7241,12 +7242,6 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc, @@ -7241,12 +7242,6 @@ static void gen_flt3_ldst (DisasContext *ctx, uint32_t opc,
7241 opn = "suxc1"; 7242 opn = "suxc1";
7242 store = 1; 7243 store = 1;
7243 break; 7244 break;
7244 - default:  
7245 - MIPS_INVAL(opn);  
7246 - generate_exception(ctx, EXCP_RI);  
7247 - tcg_temp_free(t0);  
7248 - tcg_temp_free(t1);  
7249 - return;  
7250 } 7245 }
7251 tcg_temp_free(t0); 7246 tcg_temp_free(t0);
7252 tcg_temp_free(t1); 7247 tcg_temp_free(t1);