315 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			315 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s -asm-verbose=false -disable-wasm-fallthrough-return-opt -wasm-disable-explicit-locals -wasm-keep-registers -mattr=+nontrapping-fptoint | FileCheck %s
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| 
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| ; Test that basic conversion operations assemble as expected.
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| 
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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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| 
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| ; CHECK-LABEL: i32_wrap_i64:
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| ; CHECK-NEXT: .functype i32_wrap_i64 (i64) -> (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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| 
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| ; CHECK-LABEL: i64_extend_s_i32:
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| ; CHECK-NEXT: .functype i64_extend_s_i32 (i32) -> (i64){{$}}
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| ; CHECK-NEXT: i64.extend_i32_s $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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| 
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| ; CHECK-LABEL: i64_extend_u_i32:
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| ; CHECK-NEXT: .functype i64_extend_u_i32 (i32) -> (i64){{$}}
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| ; CHECK-NEXT: i64.extend_i32_u $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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| 
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| ; CHECK-LABEL: i32_trunc_s_f32:
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| ; CHECK-NEXT: .functype i32_trunc_s_f32 (f32) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f32_s $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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| 
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| ; CHECK-LABEL: i32_trunc_sat_s_f32:
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| ; CHECK-NEXT: .functype i32_trunc_sat_s_f32 (f32) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f32_s $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i32 @llvm.wasm.trunc.saturate.signed.i32.f32(float)
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| define i32 @i32_trunc_sat_s_f32(float %x) {
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|   %a = call i32 @llvm.wasm.trunc.saturate.signed.i32.f32(float %x)
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|   ret i32 %a
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| }
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| 
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| ; CHECK-LABEL: i32_trunc_u_f32:
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| ; CHECK-NEXT: .functype i32_trunc_u_f32 (f32) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f32_u $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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| 
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| ; CHECK-LABEL: i32_trunc_sat_u_f32:
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| ; CHECK-NEXT: .functype i32_trunc_sat_u_f32 (f32) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f32_u $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i32 @llvm.wasm.trunc.saturate.unsigned.i32.f32(float)
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| define i32 @i32_trunc_sat_u_f32(float %x) {
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|   %a = call i32 @llvm.wasm.trunc.saturate.unsigned.i32.f32(float %x)
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|   ret i32 %a
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| }
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| 
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| ; CHECK-LABEL: i32_trunc_s_f64:
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| ; CHECK-NEXT: .functype i32_trunc_s_f64 (f64) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f64_s $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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| 
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| ; CHECK-LABEL: i32_trunc_sat_s_f64:
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| ; CHECK-NEXT: .functype i32_trunc_sat_s_f64 (f64) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f64_s $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i32 @llvm.wasm.trunc.saturate.signed.i32.f64(double)
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| define i32 @i32_trunc_sat_s_f64(double %x) {
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|   %a = call i32 @llvm.wasm.trunc.saturate.signed.i32.f64(double %x)
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|   ret i32 %a
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| }
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| 
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| ; CHECK-LABEL: i32_trunc_u_f64:
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| ; CHECK-NEXT: .functype i32_trunc_u_f64 (f64) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f64_u $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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| 
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| ; CHECK-LABEL: i32_trunc_sat_u_f64:
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| ; CHECK-NEXT: .functype i32_trunc_sat_u_f64 (f64) -> (i32){{$}}
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| ; CHECK-NEXT: i32.trunc_sat_f64_u $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i32 @llvm.wasm.trunc.saturate.unsigned.i32.f64(double)
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| define i32 @i32_trunc_sat_u_f64(double %x) {
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|   %a = call i32 @llvm.wasm.trunc.saturate.unsigned.i32.f64(double %x)
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|   ret i32 %a
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| }
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| 
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| ; CHECK-LABEL: i64_trunc_s_f32:
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| ; CHECK-NEXT: .functype i64_trunc_s_f32 (f32) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f32_s $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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| 
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| ; CHECK-LABEL: i64_trunc_sat_s_f32:
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| ; CHECK-NEXT: .functype i64_trunc_sat_s_f32 (f32) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f32_s $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i64 @llvm.wasm.trunc.saturate.signed.i64.f32(float)
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| define i64 @i64_trunc_sat_s_f32(float %x) {
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|   %a = call i64 @llvm.wasm.trunc.saturate.signed.i64.f32(float %x)
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|   ret i64 %a
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| }
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| 
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| ; CHECK-LABEL: i64_trunc_u_f32:
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| ; CHECK-NEXT: .functype i64_trunc_u_f32 (f32) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f32_u $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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| 
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| ; CHECK-LABEL: i64_trunc_sat_u_f32:
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| ; CHECK-NEXT: .functype i64_trunc_sat_u_f32 (f32) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f32_u $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i64 @llvm.wasm.trunc.saturate.unsigned.i64.f32(float)
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| define i64 @i64_trunc_sat_u_f32(float %x) {
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|   %a = call i64 @llvm.wasm.trunc.saturate.unsigned.i64.f32(float %x)
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|   ret i64 %a
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| }
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| 
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| ; CHECK-LABEL: i64_trunc_s_f64:
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| ; CHECK-NEXT: .functype i64_trunc_s_f64 (f64) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f64_s $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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| 
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| ; CHECK-LABEL: i64_trunc_sat_s_f64:
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| ; CHECK-NEXT: .functype i64_trunc_sat_s_f64 (f64) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f64_s $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i64 @llvm.wasm.trunc.saturate.signed.i64.f64(double)
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| define i64 @i64_trunc_sat_s_f64(double %x) {
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|   %a = call i64 @llvm.wasm.trunc.saturate.signed.i64.f64(double %x)
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|   ret i64 %a
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| }
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| 
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| ; CHECK-LABEL: i64_trunc_u_f64:
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| ; CHECK-NEXT: .functype i64_trunc_u_f64 (f64) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f64_u $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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| 
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| ; CHECK-LABEL: i64_trunc_sat_u_f64:
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| ; CHECK-NEXT: .functype i64_trunc_sat_u_f64 (f64) -> (i64){{$}}
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| ; CHECK-NEXT: i64.trunc_sat_f64_u $push[[NUM:[0-9]+]]=, $0{{$}}
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| ; CHECK-NEXT: return $pop[[NUM]]{{$}}
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| declare i64 @llvm.wasm.trunc.saturate.unsigned.i64.f64(double)
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| define i64 @i64_trunc_sat_u_f64(double %x) {
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|   %a = call i64 @llvm.wasm.trunc.saturate.unsigned.i64.f64(double %x)
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|   ret i64 %a
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| }
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| 
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| ; CHECK-LABEL: f32_convert_s_i32:
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| ; CHECK-NEXT: .functype f32_convert_s_i32 (i32) -> (f32){{$}}
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| ; CHECK-NEXT: f32.convert_i32_s $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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| 
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| ; CHECK-LABEL: f32_convert_u_i32:
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| ; CHECK-NEXT: .functype f32_convert_u_i32 (i32) -> (f32){{$}}
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| ; CHECK-NEXT: f32.convert_i32_u $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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| 
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| ; CHECK-LABEL: f64_convert_s_i32:
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| ; CHECK-NEXT: .functype f64_convert_s_i32 (i32) -> (f64){{$}}
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| ; CHECK-NEXT: f64.convert_i32_s $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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| 
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| ; CHECK-LABEL: f64_convert_u_i32:
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| ; CHECK-NEXT: .functype f64_convert_u_i32 (i32) -> (f64){{$}}
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| ; CHECK-NEXT: f64.convert_i32_u $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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| 
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| ; CHECK-LABEL: f32_convert_s_i64:
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| ; CHECK-NEXT: .functype f32_convert_s_i64 (i64) -> (f32){{$}}
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| ; CHECK-NEXT: f32.convert_i64_s $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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| 
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| ; CHECK-LABEL: f32_convert_u_i64:
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| ; CHECK-NEXT: .functype f32_convert_u_i64 (i64) -> (f32){{$}}
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| ; CHECK-NEXT: f32.convert_i64_u $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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| 
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| ; CHECK-LABEL: f64_convert_s_i64:
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| ; CHECK-NEXT: .functype f64_convert_s_i64 (i64) -> (f64){{$}}
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| ; CHECK-NEXT: f64.convert_i64_s $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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| 
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| ; CHECK-LABEL: f64_convert_u_i64:
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| ; CHECK-NEXT: .functype f64_convert_u_i64 (i64) -> (f64){{$}}
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| ; CHECK-NEXT: f64.convert_i64_u $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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| 
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| ; CHECK-LABEL: f64_promote_f32:
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| ; CHECK-NEXT: .functype f64_promote_f32 (f32) -> (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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| 
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| ; CHECK-LABEL: f32_demote_f64:
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| ; CHECK-NEXT: .functype f32_demote_f64 (f64) -> (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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| 
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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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| 
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| ; CHECK-LABEL: anyext:
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| ; CHECK: i64.extend_i32_u $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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| 
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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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| 
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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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| 
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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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| 
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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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