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target/ppc: Replace POWERPC_EXCP_BRANCH with DISAS_NORETURN

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The translation of branch instructions always results in exit from
the TB. Remove the synthetic "exception" after no more uses.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Matheus Ferst <matheus.ferst@eldorado.org.br>
Message-Id: <20210517205025.3777947-4-matheus.ferst@eldorado.org.br>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Richard Henderson 2021-05-17 17:50:05 -03:00 • committed by David Gibson
parent d736de8ff6
commit 6086c751c3
3 changed files with 2 additions and 11 deletions
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3
linux-user/ppc/cpu_loop.c
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@ -423,9 +423,6 @@ void cpu_loop(CPUPPCState *env)
cpu_abort(cs, "Maintenance exception while in user mode. "
"Aborting\n");
break;
case POWERPC_EXCP_BRANCH: /* branch instruction: */
/* We just stopped because of a branch. Go on */
break;
case POWERPC_EXCP_SYSCALL_USER:
/* system call in user-mode emulation */
/* WARNING: