Files
clang-p2996/llvm/test/CodeGen/WebAssembly/multivalue.ll
Andy Wingo 4307069df4 [WebAssembly] Swap operand order of call_indirect in text format
The WebAssembly text and binary formats have different operand orders
for the "type" and "table" fields of call_indirect (and
return_call_indirect).  In LLVM we use the binary order for the MCInstr,
but when we produce or consume the text format we should use the text
order.  For compilation units targetting WebAssembly 1.0 (without the
reference types feature), we omit the table operand entirely.

Differential Revision: https://reviews.llvm.org/D97761
2021-03-03 08:51:21 +01:00

313 lines
9.7 KiB
LLVM

; RUN: llc < %s -asm-verbose=false -verify-machineinstrs -mattr=+multivalue,+tail-call | FileCheck %s
; RUN: llc < %s -asm-verbose=false -verify-machineinstrs -mattr=+reference-types,+multivalue,+tail-call | FileCheck --check-prefix REF %s
; RUN: llc < %s -asm-verbose=false -verify-machineinstrs -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers -mattr=+multivalue,+tail-call | FileCheck %s --check-prefix REGS
; RUN: llc < %s --filetype=obj -mattr=+multivalue,+tail-call | obj2yaml | FileCheck %s --check-prefix OBJ
; Test that the multivalue calls, returns, function types, and block
; types work as expected.
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown"
%pair = type { i32, i64 }
%rpair = type { i64, i32 }
declare void @use_i32(i32)
declare void @use_i64(i64)
; CHECK-LABEL: pair_const:
; CHECK-NEXT: .functype pair_const () -> (i32, i64)
; CHECK-NEXT: i32.const 42{{$}}
; CHECK-NEXT: i64.const 42{{$}}
; CHECK-NEXT: end_function{{$}}
define %pair @pair_const() {
ret %pair { i32 42, i64 42 }
}
; CHECK-LABEL: pair_ident:
; CHECK-NEXT: .functype pair_ident (i32, i64) -> (i32, i64)
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: local.get 1{{$}}
; CHECK-NEXT: end_function{{$}}
define %pair @pair_ident(%pair %p) {
ret %pair %p
}
; CHECK-LABEL: pair_call:
; CHECK-NEXT: .functype pair_call () -> ()
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: drop{{$}}
; CHECK-NEXT: drop{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $drop=, $drop=, pair_const{{$}}
define void @pair_call() {
%p = call %pair @pair_const()
ret void
}
; CHECK-LABEL: pair_call_return:
; CHECK-NEXT: .functype pair_call_return () -> (i32, i64)
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $push{{[0-9]+}}=, $push{{[0-9]+}}=, pair_const{{$}}
define %pair @pair_call_return() {
%p = call %pair @pair_const()
ret %pair %p
}
; CHECK-LABEL: pair_call_indirect:
; CHECK-NEXT: .functype pair_call_indirect (i32) -> (i32, i64)
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: call_indirect () -> (i32, i64){{$}}
; REF: call_indirect __indirect_function_table, () -> (i32, i64){{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call_indirect $push{{[0-9]+}}=, $push{{[0-9]+}}=, $0{{$}}
define %pair @pair_call_indirect(%pair()* %f) {
%p = call %pair %f()
ret %pair %p
}
; CHECK-LABEL: pair_tail_call:
; CHECK-NEXT: .functype pair_tail_call () -> (i32, i64)
; CHECK-NEXT: return_call pair_const{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: return_call pair_const{{$}}
define %pair @pair_tail_call() {
%p = musttail call %pair @pair_const()
ret %pair %p
}
; CHECK-LABEL: pair_call_return_first:
; CHECK-NEXT: .functype pair_call_return_first () -> (i32)
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: drop{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $push{{[0-9]+}}=, $drop=, pair_const{{$}}
define i32 @pair_call_return_first() {
%p = call %pair @pair_const()
%v = extractvalue %pair %p, 0
ret i32 %v
}
; CHECK-LABEL: pair_call_return_second:
; CHECK-NEXT: .functype pair_call_return_second () -> (i64)
; CHECK-NEXT: .local i64{{$}}
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: local.set 0{{$}}
; CHECK-NEXT: drop{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $drop=, $0=, pair_const{{$}}
define i64 @pair_call_return_second() {
%p = call %pair @pair_const()
%v = extractvalue %pair %p, 1
ret i64 %v
}
; CHECK-LABEL: pair_call_use_first:
; CHECK-NEXT: .functype pair_call_use_first () -> ()
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: drop{{$}}
; CHECK-NEXT: call use_i32{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $push{{[0-9]+}}=, $drop=, pair_const{{$}}
define void @pair_call_use_first() {
%p = call %pair @pair_const()
%v = extractvalue %pair %p, 0
call void @use_i32(i32 %v)
ret void
}
; CHECK-LABEL: pair_call_use_second:
; CHECK-NEXT: .functype pair_call_use_second () -> ()
; CHECK-NEXT: .local i64
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: local.set 0{{$}}
; CHECK-NEXT: drop{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: call use_i64{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $drop=, $0=, pair_const{{$}}
define void @pair_call_use_second() {
%p = call %pair @pair_const()
%v = extractvalue %pair %p, 1
call void @use_i64(i64 %v)
ret void
}
; CHECK-LABEL: pair_call_use_first_return_second:
; CHECK-NEXT: .functype pair_call_use_first_return_second () -> (i64)
; CHECK-NEXT: .local i64{{$}}
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: local.set 0{{$}}
; CHECK-NEXT: call use_i32{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $push{{[0-9]+}}=, $0=, pair_const{{$}}
define i64 @pair_call_use_first_return_second() {
%p = call %pair @pair_const()
%v = extractvalue %pair %p, 0
call void @use_i32(i32 %v)
%r = extractvalue %pair %p, 1
ret i64 %r
}
; CHECK-LABEL: pair_call_use_second_return_first:
; CHECK-NEXT: .functype pair_call_use_second_return_first () -> (i32)
; CHECK-NEXT: .local i32, i64{{$}}
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: local.set 1{{$}}
; CHECK-NEXT: local.set 0{{$}}
; CHECK-NEXT: local.get 1{{$}}
; CHECK-NEXT: call use_i64{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $0=, $1=, pair_const{{$}}
define i32 @pair_call_use_second_return_first() {
%p = call %pair @pair_const()
%v = extractvalue %pair %p, 1
call void @use_i64(i64 %v)
%r = extractvalue %pair %p, 0
ret i32 %r
}
; CHECK-LABEL: pair_pass_through:
; CHECK-NEXT: .functype pair_pass_through (i32, i64) -> (i32, i64)
; CHECK-NEXT: local.get 0
; CHECK-NEXT: local.get 1
; CHECK-NEXT: call pair_ident{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $push{{[0-9]+}}=, $push{{[0-9]+}}=, pair_ident, $0, $1{{$}}
define %pair @pair_pass_through(%pair %p) {
%r = call %pair @pair_ident(%pair %p)
ret %pair %r
}
; CHECK-LABEL: pair_swap:
; CHECK-NEXT: .functype pair_swap (i32, i64) -> (i64, i32)
; CHECK-NEXT: local.get 1{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: end_function{{$}}
define %rpair @pair_swap(%pair %p) {
%first = extractvalue %pair %p, 0
%second = extractvalue %pair %p, 1
%r1 = insertvalue %rpair undef, i32 %first, 1
%r2 = insertvalue %rpair %r1, i64 %second, 0
ret %rpair %r2
}
; CHECK-LABEL: pair_call_swap:
; CHECK-NEXT: .functype pair_call_swap () -> (i64, i32)
; CHECK-NEXT: .local i32, i64{{$}}
; CHECK-NEXT: call pair_const{{$}}
; CHECK-NEXT: local.set 1{{$}}
; CHECK-NEXT: local.set 0{{$}}
; CHECK-NEXT: local.get 1{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $0=, $1=, pair_const{{$}}
define %rpair @pair_call_swap() {
%p = call %pair @pair_const()
%first = extractvalue %pair %p, 0
%second = extractvalue %pair %p, 1
%r1 = insertvalue %rpair undef, i32 %first, 1
%r2 = insertvalue %rpair %r1, i64 %second, 0
ret %rpair %r2
}
; CHECK-LABEL: pair_pass_through_swap:
; CHECK-NEXT: .functype pair_pass_through_swap (i32, i64) -> (i64, i32)
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: local.get 1{{$}}
; CHECK-NEXT: call pair_ident{{$}}
; CHECK-NEXT: local.set 1{{$}}
; CHECK-NEXT: local.set 0{{$}}
; CHECK-NEXT: local.get 1{{$}}
; CHECK-NEXT: local.get 0{{$}}
; CHECK-NEXT: end_function{{$}}
; REGS: call $0=, $1=, pair_ident, $0, $1{{$}}
define %rpair @pair_pass_through_swap(%pair %p) {
%p1 = call %pair @pair_ident(%pair %p)
%first = extractvalue %pair %p1, 0
%second = extractvalue %pair %p1, 1
%r1 = insertvalue %rpair undef, i32 %first, 1
%r2 = insertvalue %rpair %r1, i64 %second, 0
ret %rpair %r2
}
; CHECK-LABEL: minimal_loop:
; CHECK-NEXT: .functype minimal_loop (i32) -> (i32, i64)
; CHECK-NEXT: .LBB{{[0-9]+}}_1:
; CHECK-NEXT: loop () -> (i32, i64)
; CHECK-NEXT: br 0{{$}}
; CHECK-NEXT: .LBB{{[0-9]+}}_2:
; CHECK-NEXT: end_loop{{$}}
; CHECK-NEXT: end_function{{$}}
define %pair @minimal_loop(i32* %p) {
entry:
br label %loop
loop:
br label %loop
}
; CHECK-LABEL: .section .custom_section.target_features
; CHECK-NEXT: .int8 2
; CHECK-NEXT: .int8 43
; CHECK-NEXT: .int8 10
; CHECK-NEXT: .ascii "multivalue"
; CHECK-NEXT: .int8 43
; CHECK-NEXT: .int8 9
; CHECK-NEXT: .ascii "tail-call"
; OBJ-LABEL: - Type: TYPE
; OBJ-NEXT: Signatures:
; OBJ-NEXT: - Index: 0
; OBJ-NEXT: ParamTypes: []
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: - I64
; OBJ-NEXT: - Index: 1
; OBJ-NEXT: ParamTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: - I64
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: - I64
; OBJ-NEXT: - Index: 2
; OBJ-NEXT: ParamTypes: []
; OBJ-NEXT: ReturnTypes: []
; OBJ-NEXT: - Index: 3
; OBJ-NEXT: ParamTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: - I64
; OBJ-NEXT: - Index: 4
; OBJ-NEXT: ParamTypes: []
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: - Index: 5
; OBJ-NEXT: ParamTypes: []
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I64
; OBJ-NEXT: - Index: 6
; OBJ-NEXT: ParamTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: ReturnTypes: []
; OBJ-NEXT: - Index: 7
; OBJ-NEXT: ParamTypes:
; OBJ-NEXT: - I64
; OBJ-NEXT: ReturnTypes: []
; OBJ-NEXT: - Index: 8
; OBJ-NEXT: ParamTypes:
; OBJ-NEXT: - I32
; OBJ-NEXT: - I64
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I64
; OBJ-NEXT: - I32
; OBJ-NEXT: - Index: 9
; OBJ-NEXT: ParamTypes: []
; OBJ-NEXT: ReturnTypes:
; OBJ-NEXT: - I64
; OBJ-NEXT: - I32