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llvm-mirror/test/CodeGen/WebAssembly/func.ll
JF Bastien 21c5b7a6bb WebAssembly: update syntax
Summary:
Follow the same syntax as for the spec repo. Both have evolved slightly
independently and need to converge again.

This, along with wasmate changes, allows me to do the following:

  echo "int add(int a, int b) { return a + b; }" > add.c
  ./out/bin/clang -O2 -S --target=wasm32-unknown-unknown add.c -o add.wack
  ./experimental/prototype-wasmate/wasmate.py add.wack > add.wast
  ./sexpr-wasm-prototype/out/sexpr-wasm add.wast -o add.wasm
  ./sexpr-wasm-prototype/third_party/v8-native-prototype/v8/v8/out/Release/d8 -e "print(WASM.instantiateModule(readbuffer('add.wasm'), {print:print}).add(42, 1337));"

As you'd expect, the d8 shell prints out the right value.

Reviewers: sunfish

Subscribers: jfb, llvm-commits, dschuff

Differential Revision: http://reviews.llvm.org/D13712

llvm-svn: 250480
2015-10-16 00:53:49 +00:00

48 lines
1.0 KiB
LLVM

; RUN: llc < %s -asm-verbose=false | FileCheck %s
; Test that basic functions assemble as expected.
target datalayout = "e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
; CHECK-LABEL: f0:
; CHECK: return{{$}}
; CHECK: .size f0,
define void @f0() {
ret void
}
; CHECK-LABEL: f1:
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: .local i32{{$}}
; CHECK-NEXT: i32.const 0{{$}}
; CHECK-NEXT: set_local 0, pop{{$}}
; CHECK-NEXT: i32.return (get_local 0){{$}}
; CHECK: .size f1,
define i32 @f1() {
ret i32 0
}
; CHECK-LABEL: f2:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param f32{{$}}
; CHECK-NEXT: .result i32{{$}}
; CHECK-NEXT: .local i32{{$}}
; CHECK-NEXT: i32.const 0{{$}}
; CHECK-NEXT: set_local 2, pop{{$}}
; CHECK-NEXT: i32.return (get_local 2){{$}}
; CHECK: .size f2,
define i32 @f2(i32 %p1, float %p2) {
ret i32 0
}
; CHECK-LABEL: f3:
; CHECK-NEXT: .param i32{{$}}
; CHECK-NEXT: .param f32{{$}}
; CHECK-NOT: .local
; CHECK-NEXT: void.return{{$}}
; CHECK: .size f3,
define void @f3(i32 %p1, float %p2) {
ret void
}