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authorMarc-André Lureau <marcandre.lureau@redhat.com>2022-03-23 19:57:17 +0400
committerPaolo Bonzini <pbonzini@redhat.com>2022-04-06 10:50:37 +0200
commite03b56863d2bca3e649e81531c1b0299524481ae (patch)
treeb46f7db9476a07f55f4aba6851fb0b832519fda7 /linux-user/ppc/signal.c
parent3f6c2e8b79504e20bec8628f0f1accf3bc6d85b6 (diff)
downloadfocaccia-qemu-e03b56863d2bca3e649e81531c1b0299524481ae.tar.gz
focaccia-qemu-e03b56863d2bca3e649e81531c1b0299524481ae.zip
Replace config-time define HOST_WORDS_BIGENDIAN
Replace a config-time define with a compile time condition
define (compatible with clang and gcc) that must be declared prior to
its usage. This avoids having a global configure time define, but also
prevents from bad usage, if the config header wasn't included before.

This can help to make some code independent from qemu too.

gcc supports __BYTE_ORDER__ from about 4.6 and clang from 3.2.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
[ For the s390x parts I'm involved in ]
Acked-by: Halil Pasic <pasic@linux.ibm.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220323155743.1585078-7-marcandre.lureau@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'linux-user/ppc/signal.c')
-rw-r--r--linux-user/ppc/signal.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/linux-user/ppc/signal.c b/linux-user/ppc/signal.c
index ce5a4682cd..ca29d64579 100644
--- a/linux-user/ppc/signal.c
+++ b/linux-user/ppc/signal.c
@@ -215,8 +215,7 @@ static target_ulong get_sigframe(struct target_sigaction *ka,
     return (oldsp - frame_size) & ~0xFUL;
 }
 
-#if ((defined(TARGET_WORDS_BIGENDIAN) && defined(HOST_WORDS_BIGENDIAN)) || \
-     (!defined(HOST_WORDS_BIGENDIAN) && !defined(TARGET_WORDS_BIGENDIAN)))
+#if defined(TARGET_WORDS_BIGENDIAN) == HOST_BIG_ENDIAN
 #define PPC_VEC_HI      0
 #define PPC_VEC_LO      1
 #else