stack-pointer.ll 2.58 KB
; RUN: llc -filetype=obj %s -o %t.o
; RUN: wasm-ld --relocatable -o %t.wasm %t.o
; RUN: obj2yaml %t.wasm | FileCheck %s

target triple = "wasm32-unknown-unknown"

; Function Attrs: nounwind
define i32 @_start() local_unnamed_addr {
entry:
  %retval = alloca i32, align 4
  ret i32 0
}

; CHECK:      --- !WASM
; CHECK-NEXT: FileHeader:
; CHECK-NEXT:   Version:         0x00000001
; CHECK-NEXT: Sections:
; CHECK-NEXT:   - Type:            TYPE
; CHECK-NEXT:     Signatures:
; CHECK-NEXT:       - Index:           0
; CHECK-NEXT:         ParamTypes:
; CHECK-NEXT:         ReturnTypes:
; CHECK-NEXT:           - I32
; CHECK-NEXT:   - Type:            IMPORT
; CHECK-NEXT:     Imports:
; CHECK-NEXT:       - Module:          env
; CHECK-NEXT:         Field:           __stack_pointer
; CHECK-NEXT:         Kind:            GLOBAL
; CHECK-NEXT:         GlobalType:      I32
; CHECK-NEXT:         GlobalMutable:   true
; CHECK-NEXT:   - Type:            FUNCTION
; CHECK-NEXT:     FunctionTypes:   [ 0 ]
; CHECK-NEXT:   - Type:            TABLE
; CHECK-NEXT:     Tables:
; CHECK-NEXT:       - ElemType:        FUNCREF
; CHECK-NEXT:         Limits:
; CHECK-NEXT:           Flags:           [ HAS_MAX ]
; CHECK-NEXT:           Initial:         0x00000001
; CHECK-NEXT:           Maximum:         0x00000001
; CHECK-NEXT:   - Type:            MEMORY
; CHECK-NEXT:     Memories:
; CHECK-NEXT:       - Initial:         0x00000000
; CHECK-NEXT:   - Type:            CODE
; CHECK-NEXT:     Relocations:
; CHECK-NEXT:       - Type:            R_WASM_GLOBAL_INDEX_LEB
; CHECK-NEXT:         Index:           1
; CHECK-NEXT:         Offset:          0x00000004
; CHECK-NEXT:     Functions:
; CHECK-NEXT:       - Index:           0
; CHECK-NEXT:         Locals:
; CHECK-NEXT:         Body:            23808080800041106B1A41000B
; 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:            _start
; CHECK-NEXT:         Flags:           [  ]
; CHECK-NEXT:         Function:        0
; CHECK-NEXT:       - Index:           1
; CHECK-NEXT:         Kind:            GLOBAL
; CHECK-NEXT:         Name:            __stack_pointer
; CHECK-NEXT:         Flags:           [ UNDEFINED ]
; CHECK-NEXT:         Global:          0
; CHECK-NEXT:   - Type:            CUSTOM
; CHECK-NEXT:     Name:            name
; CHECK-NEXT:     FunctionNames:
; CHECK-NEXT:       - Index:           0
; CHECK-NEXT:         Name:            _start
; CHECK-NEXT: ...