Commit 3e736bf4b42fdb19920d348dcd8a1e7c0a0233ca
1 parent
e32f879d
Upgrade Sparc FPU version (based on patch by Aurelien Jarno)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2532 c046a42c-6fe2-441c-8c8c-71466251a162
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3 additions
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2 deletions
target-sparc/cpu.h
| ... | ... | @@ -238,8 +238,8 @@ typedef struct CPUSPARCState { |
| 238 | 238 | (0 << 24) | (MAXTL << 8) | (NWINDOWS - 1)) |
| 239 | 239 | #else |
| 240 | 240 | #define GET_FSR32(env) (env->fsr) |
| 241 | -#define PUT_FSR32(env, val) do { uint32_t _tmp = val; \ | |
| 242 | - env->fsr = _tmp & 0xcfc1ffff; \ | |
| 241 | +#define PUT_FSR32(env, val) do { uint32_t _tmp = val; \ | |
| 242 | + env->fsr = (_tmp & 0xcfc1ffff) | (env->fsr & 0x000e0000); \ | |
| 243 | 243 | } while (0) |
| 244 | 244 | #endif |
| 245 | 245 | ... | ... |
target-sparc/translate.c
| ... | ... | @@ -2754,6 +2754,7 @@ void cpu_reset(CPUSPARCState *env) |
| 2754 | 2754 | env->version = GET_VER(env); |
| 2755 | 2755 | env->pc = 0x1fff0000000ULL; |
| 2756 | 2756 | #else |
| 2757 | + env->fsr = 4 << 17; /* FPU version 4 (Meiko) */ | |
| 2757 | 2758 | env->mmuregs[0] = (0x04 << 24); /* Impl 0, ver 4, MMU disabled */ |
| 2758 | 2759 | env->pc = 0xffd00000; |
| 2759 | 2760 | #endif | ... | ... |