1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-25 20:23:11 +01:00
llvm-mirror/test/MC/WebAssembly/assembler-binary.ll
Andy Wingo 8edc77a020 [MC][WebAssembly] Only emit indirect function table import if needed
The indirect function table, synthesized by the linker, is needed if and
only if there are TABLE_INDEX relocs.

Differential Revision: https://reviews.llvm.org/D91637
2020-11-25 08:38:43 -08:00

84 lines
3.0 KiB
LLVM

; RUN: llc -filetype=asm -asm-verbose=false %s -o %t.s
; RUN: FileCheck -check-prefix=ASM -input-file %t.s %s
; RUN: llvm-mc -triple=wasm32-unknown-unknown -filetype=asm %t.s -o - | FileCheck -check-prefix=ASM %s
; RUN: llc -filetype=obj %s -o - | obj2yaml | FileCheck %s
; RUN: llvm-mc -triple=wasm32-unknown-unknown -filetype=obj %t.s -o - | obj2yaml | FileCheck %s
; This specifically tests that we can generate a binary from the assembler
; that produces the same binary as the backend would.
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
declare void @bar()
define void @foo(i32 %n) {
entry:
call void @bar()
ret void
}
; Checking assembly is not the point of this test, but if something breaks
; it is easier to spot it here than in the yaml output.
; ASM: .text
; ASM: .file "assembler-binary.ll"
; ASM: .globl foo
; ASM: foo:
; ASM-NEXT: .functype foo (i32) -> ()
; ASM-NEXT: call bar
; ASM-NEXT: end_function
; ASM: .functype bar () -> ()
; CHECK: --- !WASM
; CHECK-NEXT: FileHeader:
; CHECK-NEXT: Version: 0x1
; CHECK-NEXT: Sections:
; CHECK-NEXT: - Type: TYPE
; CHECK-NEXT: Signatures:
; CHECK-NEXT: - Index: 0
; CHECK-NEXT: ParamTypes:
; CHECK-NEXT: - I32
; CHECK-NEXT: ReturnTypes: []
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: ParamTypes: []
; CHECK-NEXT: ReturnTypes: []
; CHECK-NEXT: - Type: IMPORT
; CHECK-NEXT: Imports:
; CHECK-NEXT: - Module: env
; CHECK-NEXT: Field: __linear_memory
; CHECK-NEXT: Kind: MEMORY
; CHECK-NEXT: Memory:
; CHECK-NEXT: Initial: 0x0
; CHECK-NEXT: - Module: env
; CHECK-NEXT: Field: bar
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: SigIndex: 1
; CHECK-NEXT: - Type: FUNCTION
; CHECK-NEXT: FunctionTypes: [ 0 ]
; CHECK-NEXT: - Type: CODE
; CHECK-NEXT: Relocations:
; CHECK-NEXT: - Type: R_WASM_FUNCTION_INDEX_LEB
; CHECK-NEXT: Index: 1
; CHECK-NEXT: Offset: 0x4
; CHECK-NEXT: Functions:
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Locals: []
; CHECK-NEXT: Body: 1080808080000B
; 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: foo
; CHECK-NEXT: Flags: [ ]
; CHECK-NEXT: Function: 1
; CHECK-NEXT: - Index: 1
; CHECK-NEXT: Kind: FUNCTION
; CHECK-NEXT: Name: bar
; CHECK-NEXT: Flags: [ UNDEFINED ]
; CHECK-NEXT: Function: 0
; CHECK-NEXT: ...