File mozilla-s390-context.patch of Package MozillaFirefox.21675
# HG changeset patch
# User msirringhaus@suse.de
# Date 1558452408 -7200
# Tue May 21 17:26:48 2019 +0200
# Node ID 602e92722e765a3c238d3b96b26c0c8063b5eeb4
# Parent 07fc9b9cd202263aef0043cf2dac3a754ce57c52
[mq]: mozilla-s390-context.patch
diff --git a/js/src/wasm/WasmSignalHandlers.cpp b/js/src/wasm/WasmSignalHandlers.cpp
--- a/js/src/wasm/WasmSignalHandlers.cpp
+++ b/js/src/wasm/WasmSignalHandlers.cpp
@@ -149,16 +149,20 @@ using mozilla::DebugOnly;
# define FP_sig(p) ((p)->uc_mcontext.mc_fp)
# define SP_sig(p) ((p)->uc_mcontext.mc_i7)
# endif
# if defined(__linux__) && (defined(__ppc64__) || defined(__PPC64__) || \
defined(__ppc64le__) || defined(__PPC64LE__))
# 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])
# define ESP_sig(p) ((p)->uc_mcontext.__gregs[_REG_ESP])
# define RIP_sig(p) ((p)->uc_mcontext.__gregs[_REG_RIP])
# define RSP_sig(p) ((p)->uc_mcontext.__gregs[_REG_RSP])
# define RBP_sig(p) ((p)->uc_mcontext.__gregs[_REG_RBP])
# define R11_sig(p) ((p)->uc_mcontext.__gregs[_REG_R11])
@@ -368,18 +372,23 @@ struct macos_aarch64_context {
# define FP_sig(p) RFP_sig(p)
# define SP_sig(p) RSP_sig(p)
# define LR_sig(p) R31_sig(p)
#elif defined(__ppc64__) || defined(__PPC64__) || defined(__ppc64le__) || \
defined(__PPC64LE__)
# 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;
#else
MOZ_CRASH();
#endif
}