diff options
Diffstat (limited to 'target-unicore32/op_helper.c')
-rw-r--r-- | target-unicore32/op_helper.c | 65 |
1 files changed, 25 insertions, 40 deletions
diff --git a/target-unicore32/op_helper.c b/target-unicore32/op_helper.c index c63789d6cb..f474d1b59b 100644 --- a/target-unicore32/op_helper.c +++ b/target-unicore32/op_helper.c @@ -9,19 +9,18 @@ * later version. See the COPYING file in the top-level directory. */ #include "cpu.h" -#include "dyngen-exec.h" #include "helper.h" #define SIGNBIT (uint32_t)0x80000000 #define SIGNBIT64 ((uint64_t)1 << 63) -void HELPER(exception)(uint32_t excp) +void HELPER(exception)(CPUUniCore32State *env, uint32_t excp) { env->exception_index = excp; cpu_loop_exit(env); } -static target_ulong asr_read(void) +static target_ulong asr_read(CPUUniCore32State *env) { int ZF; ZF = (env->ZF == 0); @@ -29,24 +28,18 @@ static target_ulong asr_read(void) (env->CF << 29) | ((env->VF & 0x80000000) >> 3); } -target_ulong cpu_asr_read(CPUUniCore32State *env1) +target_ulong cpu_asr_read(CPUUniCore32State *env) { - CPUUniCore32State *saved_env; - target_ulong ret; - - saved_env = env; - env = env1; - ret = asr_read(); - env = saved_env; - return ret; + return asr_read(env); } -target_ulong HELPER(asr_read)(void) +target_ulong HELPER(asr_read)(CPUUniCore32State *env) { - return asr_read(); + return asr_read(env); } -static void asr_write(target_ulong val, target_ulong mask) +static void asr_write(CPUUniCore32State *env, target_ulong val, + target_ulong mask) { if (mask & ASR_NZCV) { env->ZF = (~val) & ASR_Z; @@ -62,23 +55,19 @@ static void asr_write(target_ulong val, target_ulong mask) env->uncached_asr = (env->uncached_asr & ~mask) | (val & mask); } -void cpu_asr_write(CPUUniCore32State *env1, target_ulong val, target_ulong mask) +void cpu_asr_write(CPUUniCore32State *env, target_ulong val, target_ulong mask) { - CPUUniCore32State *saved_env; - - saved_env = env; - env = env1; - asr_write(val, mask); - env = saved_env; + asr_write(env, val, mask); } -void HELPER(asr_write)(target_ulong val, target_ulong mask) +void HELPER(asr_write)(CPUUniCore32State *env, target_ulong val, + target_ulong mask) { - asr_write(val, mask); + asr_write(env, val, mask); } /* Access to user mode registers from privileged modes. */ -uint32_t HELPER(get_user_reg)(uint32_t regno) +uint32_t HELPER(get_user_reg)(CPUUniCore32State *env, uint32_t regno) { uint32_t val; @@ -92,7 +81,7 @@ uint32_t HELPER(get_user_reg)(uint32_t regno) return val; } -void HELPER(set_user_reg)(uint32_t regno, uint32_t val) +void HELPER(set_user_reg)(CPUUniCore32State *env, uint32_t regno, uint32_t val) { if (regno == 29) { env->banked_r29[0] = val; @@ -107,7 +96,7 @@ void HELPER(set_user_reg)(uint32_t regno, uint32_t val) The only way to do that in TCG is a conditional branch, which clobbers all our temporaries. For now implement these as helper functions. */ -uint32_t HELPER(add_cc)(uint32_t a, uint32_t b) +uint32_t HELPER(add_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b) { uint32_t result; result = a + b; @@ -117,7 +106,7 @@ uint32_t HELPER(add_cc)(uint32_t a, uint32_t b) return result; } -uint32_t HELPER(adc_cc)(uint32_t a, uint32_t b) +uint32_t HELPER(adc_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b) { uint32_t result; if (!env->CF) { @@ -132,7 +121,7 @@ uint32_t HELPER(adc_cc)(uint32_t a, uint32_t b) return result; } -uint32_t HELPER(sub_cc)(uint32_t a, uint32_t b) +uint32_t HELPER(sub_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b) { uint32_t result; result = a - b; @@ -142,7 +131,7 @@ uint32_t HELPER(sub_cc)(uint32_t a, uint32_t b) return result; } -uint32_t HELPER(sbc_cc)(uint32_t a, uint32_t b) +uint32_t HELPER(sbc_cc)(CPUUniCore32State *env, uint32_t a, uint32_t b) { uint32_t result; if (!env->CF) { @@ -186,7 +175,7 @@ uint32_t HELPER(sar)(uint32_t x, uint32_t i) return (int32_t)x >> shift; } -uint32_t HELPER(shl_cc)(uint32_t x, uint32_t i) +uint32_t HELPER(shl_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i) { int shift = i & 0xff; if (shift >= 32) { @@ -203,7 +192,7 @@ uint32_t HELPER(shl_cc)(uint32_t x, uint32_t i) return x; } -uint32_t HELPER(shr_cc)(uint32_t x, uint32_t i) +uint32_t HELPER(shr_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i) { int shift = i & 0xff; if (shift >= 32) { @@ -220,7 +209,7 @@ uint32_t HELPER(shr_cc)(uint32_t x, uint32_t i) return x; } -uint32_t HELPER(sar_cc)(uint32_t x, uint32_t i) +uint32_t HELPER(sar_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i) { int shift = i & 0xff; if (shift >= 32) { @@ -233,7 +222,7 @@ uint32_t HELPER(sar_cc)(uint32_t x, uint32_t i) return x; } -uint32_t HELPER(ror_cc)(uint32_t x, uint32_t i) +uint32_t HELPER(ror_cc)(CPUUniCore32State *env, uint32_t x, uint32_t i) { int shift1, shift; shift1 = i & 0xff; @@ -264,16 +253,13 @@ uint32_t HELPER(ror_cc)(uint32_t x, uint32_t i) #define SHIFT 3 #include "softmmu_template.h" -void tlb_fill(CPUUniCore32State *env1, target_ulong addr, int is_write, - int mmu_idx, uintptr_t retaddr) +void tlb_fill(CPUUniCore32State *env, target_ulong addr, int is_write, + int mmu_idx, uintptr_t retaddr) { TranslationBlock *tb; - CPUUniCore32State *saved_env; unsigned long pc; int ret; - saved_env = env; - env = env1; ret = uc32_cpu_handle_mmu_fault(env, addr, is_write, mmu_idx); if (unlikely(ret)) { if (retaddr) { @@ -287,6 +273,5 @@ void tlb_fill(CPUUniCore32State *env1, target_ulong addr, int is_write, } cpu_loop_exit(env); } - env = saved_env; } #endif |