# HG changeset patch

# User msirringhaus@suse.de

# Date 1558452408 -7200

#      Tue May 21 17:26:48 2019 +0200

# Node ID 602e92722e765a3c238d3b96b26c0c8063b5eeb4

[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

 #      define RSP_sig(p) ((p)->uc_mcontext.gregs[3])

 #      define RFP_sig(p) ((p)->uc_mcontext.gregs[22])

 #    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])

 #    define PC_sig(p) R32_sig(p)

 #    define SP_sig(p) R01_sig(p)

 #    define FP_sig(p) R01_sig(p)

 #  elif defined(__loongarch__)

 #    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) RRA_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