[llvm-branch-commits] [lld] r368137 - Merging r368078:
Hans Wennborg via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Wed Aug 7 01:51:54 PDT 2019
Author: hans
Date: Wed Aug 7 01:51:54 2019
New Revision: 368137
URL: http://llvm.org/viewvc/llvm-project?rev=368137&view=rev
Log:
Merging r368078:
------------------------------------------------------------------------
r368078 | quantum | 2019-08-06 22:09:04 +0200 (Tue, 06 Aug 2019) | 18 lines
[WebAssembly] Fix null pointer in createInitTLSFunction
Summary:
`createSyntheticSymbols`, which creates `WasmSym::InitTLS`, is only called
when `!config->relocatable`, but this condition is not checked when calling
`createInitTLSFunction`.
This diff checks `!config->relocatable` before calling `createInitTLSFunction`.
Fixes https://github.com/emscripten-core/emscripten/issues/9155.
Reviewers: tlively, aheejin, kripken, sbc100
Subscribers: dschuff, jgravelle-google, sunfish, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D65785
------------------------------------------------------------------------
Modified:
lld/branches/release_90/ (props changed)
lld/branches/release_90/test/wasm/relocatable.ll
lld/branches/release_90/wasm/Writer.cpp
Propchange: lld/branches/release_90/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Aug 7 01:51:54 2019
@@ -1 +1 @@
-/lld/trunk:366445,366500,366504,366780,366784,367836-367837
+/lld/trunk:366445,366500,366504,366780,366784,367836-367837,368078
Modified: lld/branches/release_90/test/wasm/relocatable.ll
URL: http://llvm.org/viewvc/llvm-project/lld/branches/release_90/test/wasm/relocatable.ll?rev=368137&r1=368136&r2=368137&view=diff
==============================================================================
--- lld/branches/release_90/test/wasm/relocatable.ll (original)
+++ lld/branches/release_90/test/wasm/relocatable.ll Wed Aug 7 01:51:54 2019
@@ -1,7 +1,12 @@
; RUN: llc -filetype=obj %p/Inputs/hello.ll -o %t.hello.o
; RUN: llc -filetype=obj %s -o %t.o
; RUN: wasm-ld -r -o %t.wasm %t.hello.o %t.o
-; RUN: obj2yaml %t.wasm | FileCheck %s
+; RUN: obj2yaml %t.wasm | FileCheck %s --check-prefixes CHECK,NORMAL
+
+; RUN: llc -filetype=obj %p/Inputs/hello.ll -o %t.hello.bm.o -mattr=+bulk-memory
+; RUN: llc -filetype=obj %s -o %t.bm.o -mattr=+bulk-memory
+; RUN: wasm-ld -r -o %t.mt.wasm %t.hello.bm.o %t.bm.o --shared-memory --max-memory=131072
+; RUN: obj2yaml %t.mt.wasm | FileCheck %s --check-prefixes CHECK,SHARED
target triple = "wasm32-unknown-unknown"
@@ -70,13 +75,18 @@ entry:
; CHECK-NEXT: Maximum: 0x00000004
; CHECK-NEXT: - Type: MEMORY
; CHECK-NEXT: Memories:
-; CHECK-NEXT: - Initial: 0x00000001
+; NORMAL-NEXT: - Initial: 0x00000001
+; SHARED-NEXT: - Flags: [ HAS_MAX, IS_SHARED ]
+; SHARED-NEXT: Initial: 0x00000001
+; SHARED-NEXT: Maximum: 0x00000002
; CHECK-NEXT: - Type: ELEM
; CHECK-NEXT: Segments:
; CHECK-NEXT: - Offset:
; CHECK-NEXT: Opcode: I32_CONST
; CHECK-NEXT: Value: 1
; CHECK-NEXT: Functions: [ 4, 1, 2 ]
+; SHARED-NEXT: - Type: DATACOUNT
+; SHARED-NEXT: Count: 6
; CHECK-NEXT: - Type: CODE
; CHECK-NEXT: Relocations:
; CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_SLEB
@@ -104,176 +114,176 @@ entry:
; CHECK-NEXT: - Index: 5
; CHECK-NEXT: Locals:
; CHECK-NEXT: Body: 419C808080000B
-; CHECK-NEXT: - Type: DATA
-; CHECK-NEXT: Relocations:
-; CHECK-NEXT: - Type: R_WASM_TABLE_INDEX_I32
-; CHECK-NEXT: Index: 3
-; CHECK-NEXT: Offset: 0x00000012
-; CHECK-NEXT: - Type: R_WASM_TABLE_INDEX_I32
-; CHECK-NEXT: Index: 4
-; CHECK-NEXT: Offset: 0x0000001B
-; CHECK-NEXT: - Type: R_WASM_TABLE_INDEX_I32
-; CHECK-NEXT: Index: 5
-; CHECK-NEXT: Offset: 0x00000024
-; CHECK-NEXT: - Type: R_WASM_MEMORY_ADDR_I32
-; CHECK-NEXT: Index: 12
-; CHECK-NEXT: Offset: 0x0000002D
-; CHECK-NEXT: Segments:
-; CHECK-NEXT: - SectionOffset: 6
-; CHECK-NEXT: InitFlags: 0
-; CHECK-NEXT: Offset:
-; CHECK-NEXT: Opcode: I32_CONST
-; CHECK-NEXT: Value: 0
-; CHECK-NEXT: Content: 68656C6C6F0A00
-; CHECK-NEXT: - SectionOffset: 18
-; CHECK-NEXT: InitFlags: 0
-; CHECK-NEXT: Offset:
-; CHECK-NEXT: Opcode: I32_CONST
-; CHECK-NEXT: Value: 8
-; CHECK-NEXT: Content: '01000000'
-; CHECK-NEXT: - SectionOffset: 27
-; CHECK-NEXT: InitFlags: 0
-; CHECK-NEXT: Offset:
-; CHECK-NEXT: Opcode: I32_CONST
-; CHECK-NEXT: Value: 12
-; CHECK-NEXT: Content: '02000000'
-; CHECK-NEXT: - SectionOffset: 36
-; CHECK-NEXT: InitFlags: 0
-; CHECK-NEXT: Offset:
-; CHECK-NEXT: Opcode: I32_CONST
-; CHECK-NEXT: Value: 16
-; CHECK-NEXT: Content: '03000000'
-; CHECK-NEXT: - SectionOffset: 45
-; CHECK-NEXT: InitFlags: 0
-; CHECK-NEXT: Offset:
-; CHECK-NEXT: Opcode: I32_CONST
-; CHECK-NEXT: Value: 24
-; CHECK-NEXT: Content: '00000000'
-; CHECK-NEXT: - SectionOffset: 54
-; CHECK-NEXT: InitFlags: 0
-; CHECK-NEXT: Offset:
-; CHECK-NEXT: Opcode: I32_CONST
-; CHECK-NEXT: Value: 28
-; CHECK-NEXT: Content: '616263'
-; CHECK-NEXT: - Type: CUSTOM
-; CHECK-NEXT: Name: linking
-; CHECK-NEXT: Version: 2
-; CHECK-NEXT: SymbolTable:
-; CHECK-NEXT: - Index: 0
-; CHECK-NEXT: Kind: FUNCTION
-; CHECK-NEXT: Name: hello
-; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ]
-; CHECK-NEXT: Function: 3
-; CHECK-NEXT: - Index: 1
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: hello_str
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: Segment: 0
-; CHECK-NEXT: Size: 7
-; CHECK-NEXT: - Index: 2
-; CHECK-NEXT: Kind: FUNCTION
-; CHECK-NEXT: Name: puts
-; CHECK-NEXT: Flags: [ UNDEFINED ]
-; CHECK-NEXT: Function: 0
-; CHECK-NEXT: - Index: 3
-; CHECK-NEXT: Kind: FUNCTION
-; CHECK-NEXT: Name: my_func
-; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ]
-; CHECK-NEXT: Function: 4
-; CHECK-NEXT: - Index: 4
-; CHECK-NEXT: Kind: FUNCTION
-; CHECK-NEXT: Name: foo_import
-; CHECK-NEXT: Flags: [ UNDEFINED ]
-; CHECK-NEXT: Function: 1
-; CHECK-NEXT: - Index: 5
-; CHECK-NEXT: Kind: FUNCTION
-; CHECK-NEXT: Name: bar_import
-; CHECK-NEXT: Flags: [ BINDING_WEAK, UNDEFINED ]
-; CHECK-NEXT: Function: 2
-; CHECK-NEXT: - Index: 6
-; CHECK-NEXT: Kind: FUNCTION
-; CHECK-NEXT: Name: func_comdat
-; CHECK-NEXT: Flags: [ BINDING_WEAK ]
-; CHECK-NEXT: Function: 5
-; CHECK-NEXT: - Index: 7
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: data_comdat
-; CHECK-NEXT: Flags: [ BINDING_WEAK ]
-; CHECK-NEXT: Segment: 5
-; CHECK-NEXT: Size: 3
-; CHECK-NEXT: - Index: 8
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: func_addr1
-; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ]
-; CHECK-NEXT: Segment: 1
-; CHECK-NEXT: Size: 4
-; CHECK-NEXT: - Index: 9
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: func_addr2
-; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ]
-; CHECK-NEXT: Segment: 2
-; CHECK-NEXT: Size: 4
-; CHECK-NEXT: - Index: 10
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: func_addr3
-; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ]
-; CHECK-NEXT: Segment: 3
-; CHECK-NEXT: Size: 4
-; CHECK-NEXT: - Index: 11
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: data_addr1
-; CHECK-NEXT: Flags: [ VISIBILITY_HIDDEN ]
-; CHECK-NEXT: Segment: 4
-; CHECK-NEXT: Size: 4
-; CHECK-NEXT: - Index: 12
-; CHECK-NEXT: Kind: DATA
-; CHECK-NEXT: Name: data_import
-; CHECK-NEXT: Flags: [ UNDEFINED ]
-; CHECK-NEXT: SegmentInfo:
-; CHECK-NEXT: - Index: 0
-; CHECK-NEXT: Name: .rodata.hello_str
-; CHECK-NEXT: Alignment: 0
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: - Index: 1
-; CHECK-NEXT: Name: .data.func_addr1
-; CHECK-NEXT: Alignment: 2
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: - Index: 2
-; CHECK-NEXT: Name: .data.func_addr2
-; CHECK-NEXT: Alignment: 2
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: - Index: 3
-; CHECK-NEXT: Name: .data.func_addr3
-; CHECK-NEXT: Alignment: 2
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: - Index: 4
-; CHECK-NEXT: Name: .data.data_addr1
-; CHECK-NEXT: Alignment: 3
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: - Index: 5
-; CHECK-NEXT: Name: .rodata.data_comdat
-; CHECK-NEXT: Alignment: 0
-; CHECK-NEXT: Flags: [ ]
-; CHECK-NEXT: Comdats:
-; CHECK-NEXT: - Name: func_comdat
-; CHECK-NEXT: Entries:
-; CHECK-NEXT: - Kind: FUNCTION
-; CHECK-NEXT: Index: 5
-; CHECK-NEXT: - Kind: DATA
-; CHECK-NEXT: Index: 5
-; CHECK-NEXT: - Type: CUSTOM
-; CHECK-NEXT: Name: name
-; CHECK-NEXT: FunctionNames:
-; CHECK-NEXT: - Index: 0
-; CHECK-NEXT: Name: puts
-; CHECK-NEXT: - Index: 1
-; CHECK-NEXT: Name: foo_import
-; CHECK-NEXT: - Index: 2
-; CHECK-NEXT: Name: bar_import
-; CHECK-NEXT: - Index: 3
-; CHECK-NEXT: Name: hello
-; CHECK-NEXT: - Index: 4
-; CHECK-NEXT: Name: my_func
-; CHECK-NEXT: - Index: 5
-; CHECK-NEXT: Name: func_comdat
-; CHECK-NEXT: ...
+; NORMAL-NEXT: - Type: DATA
+; NORMAL-NEXT: Relocations:
+; NORMAL-NEXT: - Type: R_WASM_TABLE_INDEX_I32
+; NORMAL-NEXT: Index: 3
+; NORMAL-NEXT: Offset: 0x00000012
+; NORMAL-NEXT: - Type: R_WASM_TABLE_INDEX_I32
+; NORMAL-NEXT: Index: 4
+; NORMAL-NEXT: Offset: 0x0000001B
+; NORMAL-NEXT: - Type: R_WASM_TABLE_INDEX_I32
+; NORMAL-NEXT: Index: 5
+; NORMAL-NEXT: Offset: 0x00000024
+; NORMAL-NEXT: - Type: R_WASM_MEMORY_ADDR_I32
+; NORMAL-NEXT: Index: 12
+; NORMAL-NEXT: Offset: 0x0000002D
+; NORMAL-NEXT: Segments:
+; NORMAL-NEXT: - SectionOffset: 6
+; NORMAL-NEXT: InitFlags: 0
+; NORMAL-NEXT: Offset:
+; NORMAL-NEXT: Opcode: I32_CONST
+; NORMAL-NEXT: Value: 0
+; NORMAL-NEXT: Content: 68656C6C6F0A00
+; NORMAL-NEXT: - SectionOffset: 18
+; NORMAL-NEXT: InitFlags: 0
+; NORMAL-NEXT: Offset:
+; NORMAL-NEXT: Opcode: I32_CONST
+; NORMAL-NEXT: Value: 8
+; NORMAL-NEXT: Content: '01000000'
+; NORMAL-NEXT: - SectionOffset: 27
+; NORMAL-NEXT: InitFlags: 0
+; NORMAL-NEXT: Offset:
+; NORMAL-NEXT: Opcode: I32_CONST
+; NORMAL-NEXT: Value: 12
+; NORMAL-NEXT: Content: '02000000'
+; NORMAL-NEXT: - SectionOffset: 36
+; NORMAL-NEXT: InitFlags: 0
+; NORMAL-NEXT: Offset:
+; NORMAL-NEXT: Opcode: I32_CONST
+; NORMAL-NEXT: Value: 16
+; NORMAL-NEXT: Content: '03000000'
+; NORMAL-NEXT: - SectionOffset: 45
+; NORMAL-NEXT: InitFlags: 0
+; NORMAL-NEXT: Offset:
+; NORMAL-NEXT: Opcode: I32_CONST
+; NORMAL-NEXT: Value: 24
+; NORMAL-NEXT: Content: '00000000'
+; NORMAL-NEXT: - SectionOffset: 54
+; NORMAL-NEXT: InitFlags: 0
+; NORMAL-NEXT: Offset:
+; NORMAL-NEXT: Opcode: I32_CONST
+; NORMAL-NEXT: Value: 28
+; NORMAL-NEXT: Content: '616263'
+; NORMAL-NEXT: - Type: CUSTOM
+; NORMAL-NEXT: Name: linking
+; NORMAL-NEXT: Version: 2
+; NORMAL-NEXT: SymbolTable:
+; NORMAL-NEXT: - Index: 0
+; NORMAL-NEXT: Kind: FUNCTION
+; NORMAL-NEXT: Name: hello
+; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
+; NORMAL-NEXT: Function: 3
+; NORMAL-NEXT: - Index: 1
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: hello_str
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: Segment: 0
+; NORMAL-NEXT: Size: 7
+; NORMAL-NEXT: - Index: 2
+; NORMAL-NEXT: Kind: FUNCTION
+; NORMAL-NEXT: Name: puts
+; NORMAL-NEXT: Flags: [ UNDEFINED ]
+; NORMAL-NEXT: Function: 0
+; NORMAL-NEXT: - Index: 3
+; NORMAL-NEXT: Kind: FUNCTION
+; NORMAL-NEXT: Name: my_func
+; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
+; NORMAL-NEXT: Function: 4
+; NORMAL-NEXT: - Index: 4
+; NORMAL-NEXT: Kind: FUNCTION
+; NORMAL-NEXT: Name: foo_import
+; NORMAL-NEXT: Flags: [ UNDEFINED ]
+; NORMAL-NEXT: Function: 1
+; NORMAL-NEXT: - Index: 5
+; NORMAL-NEXT: Kind: FUNCTION
+; NORMAL-NEXT: Name: bar_import
+; NORMAL-NEXT: Flags: [ BINDING_WEAK, UNDEFINED ]
+; NORMAL-NEXT: Function: 2
+; NORMAL-NEXT: - Index: 6
+; NORMAL-NEXT: Kind: FUNCTION
+; NORMAL-NEXT: Name: func_comdat
+; NORMAL-NEXT: Flags: [ BINDING_WEAK ]
+; NORMAL-NEXT: Function: 5
+; NORMAL-NEXT: - Index: 7
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: data_comdat
+; NORMAL-NEXT: Flags: [ BINDING_WEAK ]
+; NORMAL-NEXT: Segment: 5
+; NORMAL-NEXT: Size: 3
+; NORMAL-NEXT: - Index: 8
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: func_addr1
+; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
+; NORMAL-NEXT: Segment: 1
+; NORMAL-NEXT: Size: 4
+; NORMAL-NEXT: - Index: 9
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: func_addr2
+; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
+; NORMAL-NEXT: Segment: 2
+; NORMAL-NEXT: Size: 4
+; NORMAL-NEXT: - Index: 10
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: func_addr3
+; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
+; NORMAL-NEXT: Segment: 3
+; NORMAL-NEXT: Size: 4
+; NORMAL-NEXT: - Index: 11
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: data_addr1
+; NORMAL-NEXT: Flags: [ VISIBILITY_HIDDEN ]
+; NORMAL-NEXT: Segment: 4
+; NORMAL-NEXT: Size: 4
+; NORMAL-NEXT: - Index: 12
+; NORMAL-NEXT: Kind: DATA
+; NORMAL-NEXT: Name: data_import
+; NORMAL-NEXT: Flags: [ UNDEFINED ]
+; NORMAL-NEXT: SegmentInfo:
+; NORMAL-NEXT: - Index: 0
+; NORMAL-NEXT: Name: .rodata.hello_str
+; NORMAL-NEXT: Alignment: 0
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: - Index: 1
+; NORMAL-NEXT: Name: .data.func_addr1
+; NORMAL-NEXT: Alignment: 2
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: - Index: 2
+; NORMAL-NEXT: Name: .data.func_addr2
+; NORMAL-NEXT: Alignment: 2
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: - Index: 3
+; NORMAL-NEXT: Name: .data.func_addr3
+; NORMAL-NEXT: Alignment: 2
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: - Index: 4
+; NORMAL-NEXT: Name: .data.data_addr1
+; NORMAL-NEXT: Alignment: 3
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: - Index: 5
+; NORMAL-NEXT: Name: .rodata.data_comdat
+; NORMAL-NEXT: Alignment: 0
+; NORMAL-NEXT: Flags: [ ]
+; NORMAL-NEXT: Comdats:
+; NORMAL-NEXT: - Name: func_comdat
+; NORMAL-NEXT: Entries:
+; NORMAL-NEXT: - Kind: FUNCTION
+; NORMAL-NEXT: Index: 5
+; NORMAL-NEXT: - Kind: DATA
+; NORMAL-NEXT: Index: 5
+; NORMAL-NEXT: - Type: CUSTOM
+; NORMAL-NEXT: Name: name
+; NORMAL-NEXT: FunctionNames:
+; NORMAL-NEXT: - Index: 0
+; NORMAL-NEXT: Name: puts
+; NORMAL-NEXT: - Index: 1
+; NORMAL-NEXT: Name: foo_import
+; NORMAL-NEXT: - Index: 2
+; NORMAL-NEXT: Name: bar_import
+; NORMAL-NEXT: - Index: 3
+; NORMAL-NEXT: Name: hello
+; NORMAL-NEXT: - Index: 4
+; NORMAL-NEXT: Name: my_func
+; NORMAL-NEXT: - Index: 5
+; NORMAL-NEXT: Name: func_comdat
+; NORMAL-NEXT:...
Modified: lld/branches/release_90/wasm/Writer.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/branches/release_90/wasm/Writer.cpp?rev=368137&r1=368136&r2=368137&view=diff
==============================================================================
--- lld/branches/release_90/wasm/Writer.cpp (original)
+++ lld/branches/release_90/wasm/Writer.cpp Wed Aug 7 01:51:54 2019
@@ -898,7 +898,7 @@ void Writer::run() {
createCallCtorsFunction();
}
- if (config->sharedMemory && !config->shared)
+ if (!config->relocatable && config->sharedMemory && !config->shared)
createInitTLSFunction();
if (errorCount())
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