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hvf: arm: Do not advance PC when raising an exception

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This is identical with commit 30a1690f24 ("hvf: arm: Do not advance
PC when raising an exception") but for writes instead of reads.

Fixes: a2260983c6 ("hvf: arm: Add support for GICv3")
Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Akihiko Odaki 2024-07-20 18:30:54 +09:00 committed by Peter Maydell
parent e6fd3192ed
commit 05b8d72491
1 changed files with 3 additions and 3 deletions
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6
target/arm/hvf/hvf.c
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@ -1586,10 +1586,10 @@ static int hvf_sysreg_write(CPUState *cpu, uint32_t reg, uint64_t val)
case SYSREG_ICC_SGI1R_EL1:
case SYSREG_ICC_SRE_EL1:
/* Call the TCG sysreg handler. This is only safe for GICv3 regs. */
if (!hvf_sysreg_write_cp(cpu, reg, val)) {
hvf_raise_exception(cpu, EXCP_UDEF, syn_uncategorized());
if (hvf_sysreg_write_cp(cpu, reg, val)) {
return 0;
}
return 0;
break;
case SYSREG_MDSCR_EL1:
env->cp15.mdscr_el1 = val;
return 0;