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authorSteve Kondik <shade@chemlab.org>2012-11-18 15:47:18 -0800
committerSteve Kondik <shade@chemlab.org>2012-11-18 15:47:18 -0800
commita546c7006355a7bd1df4267ee53d0bfa2c017c8c (patch)
tree01be0bf6c0d6968e1468ec9661fd52110f9b05a7 /tcg/tcg.c
parentbaf3d7830396202df5cc47bd7bcee109c319cdb3 (diff)
parent0f809250987b64f491bd3b4b73c0f0d33036a786 (diff)
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Merge branch 'jb-mr1-release' of https://android.googlesource.com/platform/external/qemu into mr1-staging
Change-Id: I8a4a71ac65b08e6e17f26c942f67a15b85211115
Diffstat (limited to 'tcg/tcg.c')
-rw-r--r--tcg/tcg.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/tcg/tcg.c b/tcg/tcg.c
index 5882f00..66529f5 100644
--- a/tcg/tcg.c
+++ b/tcg/tcg.c
@@ -2030,6 +2030,15 @@ static inline int tcg_gen_code_common(TCGContext *s, uint8_t *gen_code_buf,
unsigned int tpc2gpc_index = 0;
#endif // CONFIG_MEMCHECK
+#if !SUPPORT_GLOBAL_REGISTER_VARIABLE
+ printf("ERROR: This emulator is built by compiler without global register variable\n"
+ "support! Emulator reserves a register to point to target architecture state\n"
+ "for better code generation. LLVM-based compilers such as clang and llvm-gcc\n"
+ "currently don't support global register variable. Please see\n"
+ "http://source.android.com/source/initializing.html for detail.\n\n");
+ tcg_abort();
+#endif
+
#ifdef DEBUG_DISAS
if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP))) {
qemu_log("OP:\n");