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1a513a6964
This saves a small amount of code size, and is a first small step toward passing values on the stack across block boundaries. Differential Review: http://reviews.llvm.org/D20450 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@270294 91177308-0d34-0410-b5e6-96231b3b80d8
256 lines
7.0 KiB
LLVM
256 lines
7.0 KiB
LLVM
; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt | FileCheck %s
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; Test that basic conversion operations assemble as expected.
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown"
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; CHECK-LABEL: i32_wrap_i64:
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; CHECK-NEXT: .param i64{{$}}
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; CHECK-NEXT: .result i32{{$}}
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; CHECK-NEXT: i32.wrap/i64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @i32_wrap_i64(i64 %x) {
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%a = trunc i64 %x to i32
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ret i32 %a
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}
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; CHECK-LABEL: i64_extend_s_i32:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: .result i64{{$}}
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; CHECK-NEXT: i64.extend_s/i32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @i64_extend_s_i32(i32 %x) {
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%a = sext i32 %x to i64
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ret i64 %a
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}
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; CHECK-LABEL: i64_extend_u_i32:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: .result i64{{$}}
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; CHECK-NEXT: i64.extend_u/i32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @i64_extend_u_i32(i32 %x) {
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%a = zext i32 %x to i64
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ret i64 %a
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}
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; CHECK-LABEL: i32_trunc_s_f32:
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; CHECK-NEXT: .param f32{{$}}
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; CHECK-NEXT: .result i32{{$}}
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; CHECK-NEXT: i32.trunc_s/f32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @i32_trunc_s_f32(float %x) {
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%a = fptosi float %x to i32
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ret i32 %a
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}
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; CHECK-LABEL: i32_trunc_u_f32:
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; CHECK-NEXT: .param f32{{$}}
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; CHECK-NEXT: .result i32{{$}}
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; CHECK-NEXT: i32.trunc_u/f32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @i32_trunc_u_f32(float %x) {
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%a = fptoui float %x to i32
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ret i32 %a
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}
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; CHECK-LABEL: i32_trunc_s_f64:
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; CHECK-NEXT: .param f64{{$}}
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; CHECK-NEXT: .result i32{{$}}
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; CHECK-NEXT: i32.trunc_s/f64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @i32_trunc_s_f64(double %x) {
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%a = fptosi double %x to i32
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ret i32 %a
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}
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; CHECK-LABEL: i32_trunc_u_f64:
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; CHECK-NEXT: .param f64{{$}}
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; CHECK-NEXT: .result i32{{$}}
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; CHECK-NEXT: i32.trunc_u/f64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i32 @i32_trunc_u_f64(double %x) {
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%a = fptoui double %x to i32
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ret i32 %a
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}
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; CHECK-LABEL: i64_trunc_s_f32:
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; CHECK-NEXT: .param f32{{$}}
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; CHECK-NEXT: .result i64{{$}}
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; CHECK-NEXT: i64.trunc_s/f32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @i64_trunc_s_f32(float %x) {
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%a = fptosi float %x to i64
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ret i64 %a
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}
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; CHECK-LABEL: i64_trunc_u_f32:
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; CHECK-NEXT: .param f32{{$}}
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; CHECK-NEXT: .result i64{{$}}
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; CHECK-NEXT: i64.trunc_u/f32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @i64_trunc_u_f32(float %x) {
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%a = fptoui float %x to i64
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ret i64 %a
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}
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; CHECK-LABEL: i64_trunc_s_f64:
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; CHECK-NEXT: .param f64{{$}}
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; CHECK-NEXT: .result i64{{$}}
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; CHECK-NEXT: i64.trunc_s/f64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @i64_trunc_s_f64(double %x) {
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%a = fptosi double %x to i64
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ret i64 %a
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}
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; CHECK-LABEL: i64_trunc_u_f64:
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; CHECK-NEXT: .param f64{{$}}
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; CHECK-NEXT: .result i64{{$}}
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; CHECK-NEXT: i64.trunc_u/f64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define i64 @i64_trunc_u_f64(double %x) {
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%a = fptoui double %x to i64
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ret i64 %a
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}
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; CHECK-LABEL: f32_convert_s_i32:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: .result f32{{$}}
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; CHECK-NEXT: f32.convert_s/i32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @f32_convert_s_i32(i32 %x) {
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%a = sitofp i32 %x to float
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ret float %a
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}
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; CHECK-LABEL: f32_convert_u_i32:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: .result f32{{$}}
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; CHECK-NEXT: f32.convert_u/i32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @f32_convert_u_i32(i32 %x) {
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%a = uitofp i32 %x to float
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ret float %a
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}
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; CHECK-LABEL: f64_convert_s_i32:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: .result f64{{$}}
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; CHECK-NEXT: f64.convert_s/i32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @f64_convert_s_i32(i32 %x) {
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%a = sitofp i32 %x to double
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ret double %a
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}
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; CHECK-LABEL: f64_convert_u_i32:
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; CHECK-NEXT: .param i32{{$}}
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; CHECK-NEXT: .result f64{{$}}
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; CHECK-NEXT: f64.convert_u/i32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @f64_convert_u_i32(i32 %x) {
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%a = uitofp i32 %x to double
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ret double %a
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}
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; CHECK-LABEL: f32_convert_s_i64:
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; CHECK-NEXT: .param i64{{$}}
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; CHECK-NEXT: .result f32{{$}}
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; CHECK-NEXT: f32.convert_s/i64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @f32_convert_s_i64(i64 %x) {
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%a = sitofp i64 %x to float
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ret float %a
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}
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; CHECK-LABEL: f32_convert_u_i64:
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; CHECK-NEXT: .param i64{{$}}
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; CHECK-NEXT: .result f32{{$}}
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; CHECK-NEXT: f32.convert_u/i64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @f32_convert_u_i64(i64 %x) {
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%a = uitofp i64 %x to float
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ret float %a
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}
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; CHECK-LABEL: f64_convert_s_i64:
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; CHECK-NEXT: .param i64{{$}}
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; CHECK-NEXT: .result f64{{$}}
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; CHECK-NEXT: f64.convert_s/i64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @f64_convert_s_i64(i64 %x) {
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%a = sitofp i64 %x to double
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ret double %a
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}
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; CHECK-LABEL: f64_convert_u_i64:
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; CHECK-NEXT: .param i64{{$}}
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; CHECK-NEXT: .result f64{{$}}
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; CHECK-NEXT: f64.convert_u/i64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @f64_convert_u_i64(i64 %x) {
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%a = uitofp i64 %x to double
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ret double %a
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}
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; CHECK-LABEL: f64_promote_f32:
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; CHECK-NEXT: .param f32{{$}}
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; CHECK-NEXT: .result f64{{$}}
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; CHECK-NEXT: f64.promote/f32 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define double @f64_promote_f32(float %x) {
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%a = fpext float %x to double
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ret double %a
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}
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; CHECK-LABEL: f32_demote_f64:
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; CHECK-NEXT: .param f64{{$}}
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; CHECK-NEXT: .result f32{{$}}
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; CHECK-NEXT: f32.demote/f64 $push[[NUM:[0-9]+]]=, $0{{$}}
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; CHECK-NEXT: return $pop[[NUM]]{{$}}
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define float @f32_demote_f64(double %x) {
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%a = fptrunc double %x to float
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ret float %a
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}
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; If the high its are unused, LLVM will optimize sext/zext into anyext, which
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; we need to patterm-match back to a specific instruction.
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; CHECK-LABEL: anyext:
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; CHECK: i64.extend_u/i32 $push0=, $0{{$}}
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define i64 @anyext(i32 %x) {
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%y = sext i32 %x to i64
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%w = shl i64 %y, 32
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ret i64 %w
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}
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; CHECK-LABEL: bitcast_i32_to_float:
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; CHECK: f32.reinterpret/i32 $push0=, $0{{$}}
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define float @bitcast_i32_to_float(i32 %a) {
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%t = bitcast i32 %a to float
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ret float %t
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}
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; CHECK-LABEL: bitcast_float_to_i32:
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; CHECK: i32.reinterpret/f32 $push0=, $0{{$}}
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define i32 @bitcast_float_to_i32(float %a) {
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%t = bitcast float %a to i32
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ret i32 %t
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}
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; CHECK-LABEL: bitcast_i64_to_double:
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; CHECK: f64.reinterpret/i64 $push0=, $0{{$}}
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define double @bitcast_i64_to_double(i64 %a) {
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%t = bitcast i64 %a to double
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ret double %t
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}
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; CHECK-LABEL: bitcast_double_to_i64:
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; CHECK: i64.reinterpret/f64 $push0=, $0{{$}}
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define i64 @bitcast_double_to_i64(double %a) {
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%t = bitcast double %a to i64
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ret i64 %t
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}
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