Emit unwinding information for TurboFan code.

src/v8.gyp

Index: src/v8.gyp
diff --git a/src/v8.gyp b/src/v8.gyp
index 258f126e9bd0bd3cb27cdbeb13cc45d266a4b312..44c20de4a9cbb5ae236501c2105fd10b16ad0e46 100644
--- a/src/v8.gyp
+++ b/src/v8.gyp
@@ -680,6 +680,7 @@
         'compiler/type-hints.h',
         'compiler/typer.cc',
         'compiler/typer.h',
+        'compiler/unwinding-info-writer.h',
         'compiler/value-numbering-reducer.cc',
         'compiler/value-numbering-reducer.h',
         'compiler/verifier.cc',
@@ -1233,6 +1234,8 @@
             'compiler/arm/instruction-codes-arm.h',
             'compiler/arm/instruction-scheduler-arm.cc',
             'compiler/arm/instruction-selector-arm.cc',
+            'compiler/arm/unwinding-info-writer-arm.h',
+            'compiler/arm/unwinding-info-writer-arm.cc',
             'crankshaft/arm/lithium-arm.cc',
             'crankshaft/arm/lithium-arm.h',
             'crankshaft/arm/lithium-codegen-arm.cc',
@@ -1288,6 +1291,8 @@
             'compiler/arm64/instruction-codes-arm64.h',
             'compiler/arm64/instruction-scheduler-arm64.cc',
             'compiler/arm64/instruction-selector-arm64.cc',
+            'compiler/arm64/unwinding-info-writer-arm64.h',
+            'compiler/arm64/unwinding-info-writer-arm64.cc',
             'crankshaft/arm64/delayed-masm-arm64.cc',
             'crankshaft/arm64/delayed-masm-arm64.h',
             'crankshaft/arm64/delayed-masm-arm64-inl.h',
@@ -1330,6 +1335,7 @@
             'compiler/ia32/instruction-codes-ia32.h',
             'compiler/ia32/instruction-scheduler-ia32.cc',
             'compiler/ia32/instruction-selector-ia32.cc',
+            'compiler/ia32/unwinding-info-writer-ia32.h',
             'crankshaft/ia32/lithium-codegen-ia32.cc',
             'crankshaft/ia32/lithium-codegen-ia32.h',
             'crankshaft/ia32/lithium-gap-resolver-ia32.cc',
@@ -1369,6 +1375,7 @@
             'compiler/x87/instruction-codes-x87.h',
             'compiler/x87/instruction-scheduler-x87.cc',
             'compiler/x87/instruction-selector-x87.cc',
+            'compiler/x87/unwinding-info-writer-x87.h',
             'crankshaft/x87/lithium-codegen-x87.cc',
             'crankshaft/x87/lithium-codegen-x87.h',
             'crankshaft/x87/lithium-gap-resolver-x87.cc',
@@ -1412,6 +1419,7 @@
             'compiler/mips/instruction-codes-mips.h',
             'compiler/mips/instruction-scheduler-mips.cc',
             'compiler/mips/instruction-selector-mips.cc',
+            'compiler/mips/unwinding-info-writer-mips.h',
             'crankshaft/mips/lithium-codegen-mips.cc',
             'crankshaft/mips/lithium-codegen-mips.h',
             'crankshaft/mips/lithium-gap-resolver-mips.cc',
@@ -1455,6 +1463,7 @@
             'compiler/mips64/instruction-codes-mips64.h',
             'compiler/mips64/instruction-scheduler-mips64.cc',
             'compiler/mips64/instruction-selector-mips64.cc',
+            'compiler/mips64/unwinding-info-writer-mips64.h',
             'crankshaft/mips64/lithium-codegen-mips64.cc',
             'crankshaft/mips64/lithium-codegen-mips64.h',
             'crankshaft/mips64/lithium-gap-resolver-mips64.cc',
@@ -1513,6 +1522,8 @@
             'compiler/x64/instruction-codes-x64.h',
             'compiler/x64/instruction-scheduler-x64.cc',
             'compiler/x64/instruction-selector-x64.cc',
+            'compiler/x64/unwinding-info-writer-x64.h',
+            'compiler/x64/unwinding-info-writer-x64.cc',
             'x64/eh-frame-x64.cc',
           ],
         }],
@@ -1522,6 +1533,7 @@
             'compiler/ppc/instruction-codes-ppc.h',
             'compiler/ppc/instruction-scheduler-ppc.cc',
             'compiler/ppc/instruction-selector-ppc.cc',
+            'compiler/ppc/unwinding-info-writer-ppc.h',
             'crankshaft/ppc/lithium-ppc.cc',
             'crankshaft/ppc/lithium-ppc.h',
             'crankshaft/ppc/lithium-codegen-ppc.cc',
@@ -1565,6 +1577,7 @@
             'compiler/s390/instruction-codes-s390.h',
             'compiler/s390/instruction-scheduler-s390.cc',
             'compiler/s390/instruction-selector-s390.cc',
+            'compiler/s390/unwinding-info-writer-s390.h',
             'crankshaft/s390/lithium-codegen-s390.cc',
             'crankshaft/s390/lithium-codegen-s390.h',
             'crankshaft/s390/lithium-gap-resolver-s390.cc',