firefox/SOURCES/mozilla-s390-context.patch

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2021-11-03 19:01:49 +00:00
# HG changeset patch
# User msirringhaus@suse.de
# Date 1558452408 -7200
# Tue May 21 17:26:48 2019 +0200
# Node ID 602e92722e765a3c238d3b96b26c0c8063b5eeb4
# Parent a3cc550d25e3a04d906f516928cbcbe50efd585e
[mq]: mozilla-s390-context.patch
diff -r a3cc550d25e3 -r 602e92722e76 js/src/wasm/WasmSignalHandlers.cpp
--- a/js/src/wasm/WasmSignalHandlers.cpp Tue May 21 17:22:06 2019 +0200
+++ b/js/src/wasm/WasmSignalHandlers.cpp Tue May 21 17:26:48 2019 +0200
@@ -154,6 +154,10 @@
# define R01_sig(p) ((p)->uc_mcontext.gp_regs[1])
# define R32_sig(p) ((p)->uc_mcontext.gp_regs[32])
# endif
+# if defined(__linux__) && defined(__s390x__)
+# define GR_sig(p,x) ((p)->uc_mcontext.gregs[x])
+# define PSWa_sig(p) ((p)->uc_mcontext.psw.addr)
+# endif
#elif defined(__NetBSD__)
# define EIP_sig(p) ((p)->uc_mcontext.__gregs[_REG_EIP])
# define EBP_sig(p) ((p)->uc_mcontext.__gregs[_REG_EBP])
@@ -385,8 +389,13 @@
# define PC_sig(p) R32_sig(p)
# define SP_sig(p) R01_sig(p)
# define FP_sig(p) R01_sig(p)
+#elif defined(__s390x__)
+# define PC_sig(p) PSWa_sig(p)
+# define SP_sig(p) GR_sig(p, 15)
+# define FP_sig(p) GR_sig(p, 11)
#endif
+
static void SetContextPC(CONTEXT* context, uint8_t* pc) {
#ifdef PC_sig
*reinterpret_cast<uint8_t**>(&PC_sig(context)) = pc;