diff options
author | Timothy Pearson <tpearson@raptorengineering.com> | 2019-11-29 19:00:14 -0600 |
---|---|---|
committer | Timothy Pearson <tpearson@raptorengineering.com> | 2019-11-29 19:02:28 -0600 |
commit | 4b3250c5073149c59c5c11e06c2c0d93b6a9f5ff (patch) | |
tree | dce73321255f834f7b2d4c16fa49760edb534f27 /target-arm/op_helper.c | |
parent | a58047f7fbb055677e45c9a7d65ba40fbfad4b92 (diff) | |
download | hqemu-4b3250c5073149c59c5c11e06c2c0d93b6a9f5ff.zip hqemu-4b3250c5073149c59c5c11e06c2c0d93b6a9f5ff.tar.gz |
Initial overlay of HQEMU 2.5.2 changes onto underlying 2.5.1 QEMU GIT tree2.5.1_overlay
Diffstat (limited to 'target-arm/op_helper.c')
-rw-r--r-- | target-arm/op_helper.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/target-arm/op_helper.c b/target-arm/op_helper.c index 6cd54c8..fdea907 100644 --- a/target-arm/op_helper.c +++ b/target-arm/op_helper.c @@ -386,6 +386,16 @@ void HELPER(cpsr_write)(CPUARMState *env, uint32_t val, uint32_t mask) cpsr_write(env, val, mask); } +void HELPER(cpsr_write_nzcv)(CPUARMState *env, uint32_t val, uint32_t mask) +{ + if (mask & CPSR_NZCV) { + env->ZF = (~val) & CPSR_Z; + env->NF = val; + env->CF = (val >> 29) & 1; + env->VF = (val << 3) & 0x80000000; + } +} + /* Access to user mode registers from privileged modes. */ uint32_t HELPER(get_user_reg)(CPUARMState *env, uint32_t regno) { |