File mozilla-s390-context.patch of Package MozillaFirefox.9102
--- b/js/src/wasm/WasmSignalHandlers.cpp 2018-06-19 15:01:54.000000000 +0200
+++ a/js/src/wasm/WasmSignalHandlers.cpp 2018-07-21 00:00:17.959341844 +0200
@@ -181,20 +181,24 @@ struct AutoSignalHandler
# 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__))
// powerpc stack frame pointer (SFP or SP or FP)
# define R01_sig(p) ((p)->uc_mcontext.gp_regs[1])
// powerpc next instruction pointer (NIP or PC)
# 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 XMM_sig(p,i) (((struct fxsave64*)(p)->uc_mcontext.__fpregs)->fx_xmm[i])
# 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 RAX_sig(p) ((p)->uc_mcontext.__gregs[_REG_RAX])
# define RCX_sig(p) ((p)->uc_mcontext.__gregs[_REG_RCX])
# define RDX_sig(p) ((p)->uc_mcontext.__gregs[_REG_RDX])
# define RBX_sig(p) ((p)->uc_mcontext.__gregs[_REG_RBX])
@@ -430,20 +434,24 @@ struct macos_arm_context {
# define LR_sig(p) RLR_sig(p)
#elif defined(__mips__)
# define PC_sig(p) EPC_sig(p)
# 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
#if defined(PC_sig) && defined(FP_sig) && defined(SP_sig)
# define KNOWS_MACHINE_STATE
#endif
static uint8_t**
ContextToPC(CONTEXT* context)
{
#ifdef KNOWS_MACHINE_STATE