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[PULL 15/19] target/m68k: Implement FTRAPcc
From: |
Laurent Vivier |
Subject: |
[PULL 15/19] target/m68k: Implement FTRAPcc |
Date: |
Thu, 2 Jun 2022 13:58:33 +0200 |
From: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220602013401.303699-14-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---
target/m68k/translate.c | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/target/m68k/translate.c b/target/m68k/translate.c
index 0dfddaa05628..8f3c298ad04f 100644
--- a/target/m68k/translate.c
+++ b/target/m68k/translate.c
@@ -5566,6 +5566,34 @@ DISAS_INSN(fscc)
tcg_temp_free(tmp);
}
+DISAS_INSN(ftrapcc)
+{
+ DisasCompare c;
+ uint16_t ext;
+ int cond;
+
+ ext = read_im16(env, s);
+ cond = ext & 0x3f;
+
+ /* Consume and discard the immediate operand. */
+ switch (extract32(insn, 0, 3)) {
+ case 2: /* ftrapcc.w */
+ (void)read_im16(env, s);
+ break;
+ case 3: /* ftrapcc.l */
+ (void)read_im32(env, s);
+ break;
+ case 4: /* ftrapcc (no operand) */
+ break;
+ default:
+ /* ftrapcc registered with only valid opmodes */
+ g_assert_not_reached();
+ }
+
+ gen_fcc_cond(&c, s, cond);
+ do_trapcc(s, &c);
+}
+
#if defined(CONFIG_SOFTMMU)
DISAS_INSN(frestore)
{
@@ -6192,6 +6220,8 @@ void register_m68k_insns (CPUM68KState *env)
INSN(fbcc, f280, ffc0, CF_FPU);
INSN(fpu, f200, ffc0, FPU);
INSN(fscc, f240, ffc0, FPU);
+ INSN(ftrapcc, f27a, fffe, FPU); /* opmode 010, 011 */
+ INSN(ftrapcc, f27c, ffff, FPU); /* opmode 100 */
INSN(fbcc, f280, ff80, FPU);
#if defined(CONFIG_SOFTMMU)
INSN(frestore, f340, ffc0, CF_FPU);
--
2.36.1
- [PULL 01/19] target/m68k: Clear mach in m68k_cpu_disas_set_info, (continued)
- [PULL 01/19] target/m68k: Clear mach in m68k_cpu_disas_set_info, Laurent Vivier, 2022/06/02
- [PULL 02/19] target/m68k: Enable halt insn for 68060, Laurent Vivier, 2022/06/02
- [PULL 06/19] linux-user/m68k: Handle EXCP_TRAP1 through EXCP_TRAP15, Laurent Vivier, 2022/06/02
- [PULL 04/19] target/m68k: Switch over exception type in m68k_interrupt_all, Laurent Vivier, 2022/06/02
- [PULL 03/19] target/m68k: Raise the TRAPn exception with the correct pc, Laurent Vivier, 2022/06/02
- [PULL 07/19] target/m68k: Remove retaddr in m68k_interrupt_all, Laurent Vivier, 2022/06/02
- [PULL 08/19] target/m68k: Fix address argument for EXCP_CHK, Laurent Vivier, 2022/06/02
- [PULL 18/19] linux-user/strace: Adjust get_thread_area for m68k, Laurent Vivier, 2022/06/02
- [PULL 12/19] target/m68k: Implement TRAPcc, Laurent Vivier, 2022/06/02
- [PULL 14/19] target/m68k: Implement TRAPV, Laurent Vivier, 2022/06/02
- [PULL 15/19] target/m68k: Implement FTRAPcc,
Laurent Vivier <=
- [PULL 16/19] tests/tcg/m68k: Add trap.c, Laurent Vivier, 2022/06/02
- [PULL 09/19] target/m68k: Fix pc, c flag, and address argument for EXCP_DIV0, Laurent Vivier, 2022/06/02
- [PULL 11/19] target/m68k: Fix stack frame for EXCP_ILLEGAL, Laurent Vivier, 2022/06/02
- [PULL 05/19] target/m68k: Fix coding style in m68k_interrupt_all, Laurent Vivier, 2022/06/02
- [PULL 10/19] target/m68k: Fix address argument for EXCP_TRACE, Laurent Vivier, 2022/06/02
- [PULL 13/19] target/m68k: Implement TPF in terms of TRAPcc, Laurent Vivier, 2022/06/02
- [PULL 17/19] linux-user/strace: Use is_error in print_syscall_err, Laurent Vivier, 2022/06/02
- [PULL 19/19] target/m68k: Mark helper_raise_exception as noreturn, Laurent Vivier, 2022/06/02
- Re: [PULL 00/19] M68k for 7.1 patches, Richard Henderson, 2022/06/02