From a1aedd6cbdec67c1d47d961144285f4b95af5fc0 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Wed, 1 Jun 2022 18:33:53 -0700 Subject: [PATCH] target/m68k: Fix stack frame for EXCP_ILLEGAL According to the M68040 Users Manual, section 8.4.1, Four word stack frame (format 0), includes Illegal Instruction. Use the correct frame format, which does not use the ADDR argument. Reviewed-by: Laurent Vivier Signed-off-by: Richard Henderson Message-Id: <20220602013401.303699-10-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier --- target/m68k/op_helper.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/target/m68k/op_helper.c b/target/m68k/op_helper.c index 3cb71c9140..aa62158eb9 100644 --- a/target/m68k/op_helper.c +++ b/target/m68k/op_helper.c @@ -391,11 +391,14 @@ static void m68k_interrupt_all(CPUM68KState *env, int is_hw) } break; + case EXCP_ILLEGAL: + do_stack_frame(env, &sp, 0, oldsr, 0, env->pc); + break; + case EXCP_ADDRESS: do_stack_frame(env, &sp, 2, oldsr, 0, env->pc); break; - case EXCP_ILLEGAL: case EXCP_TRAPCC: /* FIXME: addr is not only env->pc */ do_stack_frame(env, &sp, 2, oldsr, env->pc, env->pc);