| ; RUN: llc < %s -mattr=+atomics,+sign-ext -asm-verbose=false -disable-wasm-fallthrough-return-opt -disable-wasm-explicit-locals | FileCheck %s |
| |
| ; Test that extending loads are assembled properly. |
| |
| target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" |
| target triple = "wasm32-unknown-unknown" |
| |
| ; CHECK-LABEL: sext_i8_i32: |
| ; CHECK: i32.atomic.load8_u $push0=, 0($0){{$}} |
| ; CHECK-NEXT: i32.extend8_s $push1=, $pop0{{$}} |
| ; CHECK-NEXT: return $pop1{{$}} |
| define i32 @sext_i8_i32(i8 *%p) { |
| %v = load atomic i8, i8* %p seq_cst, align 1 |
| %e = sext i8 %v to i32 |
| ret i32 %e |
| } |
| |
| ; CHECK-LABEL: zext_i8_i32: |
| ; CHECK: i32.atomic.load8_u $push0=, 0($0){{$}} |
| ; CHECK-NEXT: return $pop0{{$}} |
| define i32 @zext_i8_i32(i8 *%p) { |
| e1: |
| %v = load atomic i8, i8* %p seq_cst, align 1 |
| %e = zext i8 %v to i32 |
| ret i32 %e |
| } |
| |
| ; CHECK-LABEL: sext_i16_i32: |
| ; CHECK: i32.atomic.load16_u $push0=, 0($0){{$}} |
| ; CHECK-NEXT: i32.extend16_s $push1=, $pop0{{$}} |
| ; CHECK-NEXT: return $pop1{{$}} |
| define i32 @sext_i16_i32(i16 *%p) { |
| %v = load atomic i16, i16* %p seq_cst, align 2 |
| %e = sext i16 %v to i32 |
| ret i32 %e |
| } |
| |
| ; CHECK-LABEL: zext_i16_i32: |
| ; CHECK: i32.atomic.load16_u $push0=, 0($0){{$}} |
| ; CHECK-NEXT: return $pop0{{$}} |
| define i32 @zext_i16_i32(i16 *%p) { |
| %v = load atomic i16, i16* %p seq_cst, align 2 |
| %e = zext i16 %v to i32 |
| ret i32 %e |
| } |
| |
| ; CHECK-LABEL: sext_i8_i64: |
| ; CHECK: i64.atomic.load8_u $push0=, 0($0){{$}} |
| ; CHECK: i64.extend8_s $push1=, $pop0{{$}} |
| ; CHECK-NEXT: return $pop1{{$}} |
| define i64 @sext_i8_i64(i8 *%p) { |
| %v = load atomic i8, i8* %p seq_cst, align 1 |
| %e = sext i8 %v to i64 |
| ret i64 %e |
| } |
| |
| ; CHECK-LABEL: zext_i8_i64: |
| ; CHECK: i64.atomic.load8_u $push0=, 0($0){{$}} |
| ; CHECK-NEXT: return $pop0{{$}} |
| define i64 @zext_i8_i64(i8 *%p) { |
| %v = load atomic i8, i8* %p seq_cst, align 1 |
| %e = zext i8 %v to i64 |
| ret i64 %e |
| } |
| |
| ; CHECK-LABEL: sext_i16_i64: |
| ; CHECK: i64.atomic.load16_u $push0=, 0($0){{$}} |
| ; CHECK: i64.extend16_s $push1=, $pop0{{$}} |
| ; CHECK-NEXT: return $pop1{{$}} |
| define i64 @sext_i16_i64(i16 *%p) { |
| %v = load atomic i16, i16* %p seq_cst, align 2 |
| %e = sext i16 %v to i64 |
| ret i64 %e |
| } |
| |
| ; CHECK-LABEL: zext_i16_i64: |
| ; CHECK: i64.atomic.load16_u $push0=, 0($0){{$}} |
| ; CHECK-NEXT: return $pop0{{$}} |
| define i64 @zext_i16_i64(i16 *%p) { |
| %v = load atomic i16, i16* %p seq_cst, align 2 |
| %e = zext i16 %v to i64 |
| ret i64 %e |
| } |
| |
| ; CHECK-LABEL: sext_i32_i64: |
| ; CHECK: i32.atomic.load $push0=, 0($0){{$}} |
| ; CHECK: i64.extend_s/i32 $push1=, $pop0{{$}} |
| ; CHECK-NEXT: return $pop1{{$}} |
| define i64 @sext_i32_i64(i32 *%p) { |
| %v = load atomic i32, i32* %p seq_cst, align 4 |
| %e = sext i32 %v to i64 |
| ret i64 %e |
| } |
| |
| ; CHECK-LABEL: zext_i32_i64: |
| ; CHECK: i64.atomic.load32_u $push0=, 0($0){{$}} |
| ; CHECK: return $pop0{{$}} |
| define i64 @zext_i32_i64(i32 *%p) { |
| %v = load atomic i32, i32* %p seq_cst, align 4 |
| %e = zext i32 %v to i64 |
| ret i64 %e |
| } |