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Diffstat (limited to 'src/emu/cpu/sh4/sh4.c')
-rw-r--r--src/emu/cpu/sh4/sh4.c50
1 files changed, 25 insertions, 25 deletions
diff --git a/src/emu/cpu/sh4/sh4.c b/src/emu/cpu/sh4/sh4.c
index cb641af5bb7..13f12b6ca59 100644
--- a/src/emu/cpu/sh4/sh4.c
+++ b/src/emu/cpu/sh4/sh4.c
@@ -166,11 +166,11 @@ int sign_of(int n)
void zero(int n,int sign)
{
-if (sign == 0)
+if (sign == 0)
sh4.fr[n] = 0x00000000;
-else
+else
sh4.fr[n] = 0x80000000;
-if ((sh4.fpscr & PR) == 1)
+if ((sh4.fpscr & PR) == 1)
sh4.fr[n+1] = 0x00000000;
}
@@ -183,53 +183,53 @@ UINT32 abs;
if (abs < 0x00800000) {
if (((sh4.fpscr & DN) == 1) || (abs == 0x00000000)) {
if (sign_of(n) == 0) {
- zero(n, 0);
+ zero(n, 0);
return(SH4_FPU_PZERO);
} else {
- zero(n, 1);
+ zero(n, 1);
return(SH4_FPU_NZERO);
}
- } else
+ } else
return(SH4_FPU_DENORM);
- } else
- if (abs < 0x7f800000)
+ } else
+ if (abs < 0x7f800000)
return(SH4_FPU_NORM);
- else
+ else
if (abs == 0x7f800000) {
- if (sign_of(n) == 0)
+ if (sign_of(n) == 0)
return(SH4_FPU_PINF);
- else
+ else
return(SH4_FPU_NINF);
- } else
- if (abs < 0x7fc00000)
+ } else
+ if (abs < 0x7fc00000)
return(SH4_FPU_qNaN);
- else
+ else
return(SH4_FPU_sNaN);
} else { /* Double-precision */
if (abs < 0x00100000) {
if (((sh4.fpscr & DN) == 1) || ((abs == 0x00000000) && (sh4.fr[n+1] == 0x00000000))) {
if(sign_of(n) == 0) {
- zero(n, 0);
+ zero(n, 0);
return(SH4_FPU_PZERO);
} else {
- zero(n, 1);
+ zero(n, 1);
return(SH4_FPU_NZERO);
}
- } else
+ } else
return(SH4_FPU_DENORM);
} else
- if (abs < 0x7ff00000)
+ if (abs < 0x7ff00000)
return(SH4_FPU_NORM);
- else
+ else
if ((abs == 0x7ff00000) && (sh4.fr[n+1] == 0x00000000)) {
- if (sign_of(n) == 0)
+ if (sign_of(n) == 0)
return(SH4_FPU_PINF);
- else
+ else
return(SH4_FPU_NINF);
- } else
- if (abs < 0x7ff80000)
+ } else
+ if (abs < 0x7ff80000)
return(SH4_FPU_qNaN);
- else
+ else
return(SH4_FPU_sNaN);
}
return(SH4_FPU_NORM);
@@ -3383,7 +3383,7 @@ INLINE void FSRRA(UINT32 n)
INLINE void FSSCA(UINT32 n)
{
float angle;
-
+
angle = (((float)(sh4.fpul & 0xFFFF)) / 65536.0) * 2.0 * M_PI;
FP_RFS(n) = sinf(angle);
FP_RFS(n+1) = cosf(angle);