67 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -O2 -march=hexagon < %s | FileCheck %s
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| ; CHECK-DAG: insert(r{{[0-9]*}},#17,#0)
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| ; CHECK-DAG: insert(r{{[0-9]*}},#18,#0)
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| ; CHECK-DAG: insert(r{{[0-9]*}},#22,#0)
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| ; CHECK-DAG: insert(r{{[0-9]*}},#12,#0)
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| 
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| ; C source:
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| ; typedef struct {
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| ;   unsigned x1:23;
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| ;   unsigned x2:17;
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| ;   unsigned x3:18;
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| ;   unsigned x4:22;
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| ;   unsigned x5:12;
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| ; } structx_t;
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| ;
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| ; void foo(structx_t *px, int y1, int y2, int y3, int y4, int y5) {
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| ;   px->x1 = y1;
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| ;   px->x2 = y2;
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| ;   px->x3 = y3;
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| ;   px->x4 = y4;
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| ;   px->x5 = y5;
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| ; }
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| 
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| target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32"
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| target triple = "hexagon"
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| 
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| %struct.structx_t = type { [3 x i8], i8, [3 x i8], i8, [3 x i8], i8, [3 x i8], i8, [2 x i8], [2 x i8] }
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| 
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| define void @foo(%struct.structx_t* nocapture %px, i32 %y1, i32 %y2, i32 %y3, i32 %y4, i32 %y5) nounwind {
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| entry:
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|   %bf.value = and i32 %y1, 8388607
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|   %0 = bitcast %struct.structx_t* %px to i32*
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|   %1 = load i32, i32* %0, align 4
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|   %2 = and i32 %1, -8388608
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|   %3 = or i32 %2, %bf.value
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|   store i32 %3, i32* %0, align 4
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|   %bf.value1 = and i32 %y2, 131071
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|   %bf.field.offs = getelementptr %struct.structx_t, %struct.structx_t* %px, i32 0, i32 0, i32 4
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|   %4 = bitcast i8* %bf.field.offs to i32*
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|   %5 = load i32, i32* %4, align 4
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|   %6 = and i32 %5, -131072
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|   %7 = or i32 %6, %bf.value1
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|   store i32 %7, i32* %4, align 4
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|   %bf.value2 = and i32 %y3, 262143
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|   %bf.field.offs3 = getelementptr %struct.structx_t, %struct.structx_t* %px, i32 0, i32 0, i32 8
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|   %8 = bitcast i8* %bf.field.offs3 to i32*
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|   %9 = load i32, i32* %8, align 4
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|   %10 = and i32 %9, -262144
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|   %11 = or i32 %10, %bf.value2
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|   store i32 %11, i32* %8, align 4
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|   %bf.value4 = and i32 %y4, 4194303
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|   %bf.field.offs5 = getelementptr %struct.structx_t, %struct.structx_t* %px, i32 0, i32 0, i32 12
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|   %12 = bitcast i8* %bf.field.offs5 to i32*
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|   %13 = load i32, i32* %12, align 4
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|   %14 = and i32 %13, -4194304
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|   %15 = or i32 %14, %bf.value4
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|   store i32 %15, i32* %12, align 4
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|   %bf.value6 = and i32 %y5, 4095
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|   %bf.field.offs7 = getelementptr %struct.structx_t, %struct.structx_t* %px, i32 0, i32 0, i32 16
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|   %16 = bitcast i8* %bf.field.offs7 to i32*
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|   %17 = load i32, i32* %16, align 4
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|   %18 = and i32 %17, -4096
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|   %19 = or i32 %18, %bf.value6
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|   store i32 %19, i32* %16, align 4
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|   ret void
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| }
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