code review 35990043: runtime: add support for GOOS=solaris

src/pkg/runtime/asm_amd64.s

Index: src/pkg/runtime/asm_amd64.s 
=================================================================== 
--- a/src/pkg/runtime/asm_amd64.s 
+++ b/src/pkg/runtime/asm_amd64.s 
@@ -53,6 +53,9 @@ 
	// skip TLS setup on Plan 9 
	CMPL	runtime·isplan9(SB), $1 
	JEQ ok 
+	// skip TLS setup on Solaris 
+	CMPL	runtime·issolaris(SB), $1 
+	JEQ ok 
 
	LEAQ	runtime·tls0(SB), DI 
	CALL	runtime·settls(SB) 
@@ -614,10 +617,16 @@ 
	MOVQ	m_g0(BP), SI 
	MOVQ	g(CX), DI 
	CMPQ	SI, DI 
-	JEQ	4(PC) 
+	JEQ	nosave 
+	MOVQ	m_gsignal(BP), SI 
+	CMPQ	SI, DI 
+	JEQ	nosave 
+ 
+	MOVQ	m_g0(BP), SI 
	CALL	gosave<>(SB) 
	MOVQ	SI, g(CX) 
	MOVQ	(g_sched+gobuf_sp)(SI), SP 
+nosave: 
 
	// Now on a scheduling stack (a pthread-created stack). 
	// Make sure we have enough room for 4 stack-backed fast-call