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77 lines
2.0 KiB
77 lines
2.0 KiB
4 months ago
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; RUN: llc -O2 -march=hexagon < %s | FileCheck %s
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; CHECK-DAG: extractu(r{{[0-9]*}},#3,#4)
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; CHECK-DAG: extractu(r{{[0-9]*}},#8,#7)
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; CHECK-DAG: extractu(r{{[0-9]*}},#8,#16)
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; C source:
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; typedef struct {
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; unsigned x1:3;
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; unsigned x2:7;
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; unsigned x3:8;
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; unsigned x4:12;
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; unsigned x5:2;
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; } structx_t;
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;
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; typedef struct {
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; unsigned y1:4;
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; unsigned y2:3;
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; unsigned y3:9;
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; unsigned y4:8;
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; unsigned y5:8;
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; } structy_t;
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;
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; void foo(structx_t *px, structy_t *py) {
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; px->x1 = py->y1;
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; px->x2 = py->y2;
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; px->x3 = py->y3;
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; px->x4 = py->y4;
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; px->x5 = py->y5;
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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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%struct.structx_t = type { i8, i8, i8, i8 }
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%struct.structy_t = type { i8, i8, i8, i8 }
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define void @foo(%struct.structx_t* nocapture %px, %struct.structy_t* nocapture %py) nounwind {
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entry:
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%0 = bitcast %struct.structy_t* %py to i32*
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%1 = load i32, i32* %0, align 4
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%bf.value = and i32 %1, 7
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%2 = bitcast %struct.structx_t* %px to i32*
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%3 = load i32, i32* %2, align 4
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%4 = and i32 %3, -8
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%5 = or i32 %4, %bf.value
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store i32 %5, i32* %2, align 4
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%6 = load i32, i32* %0, align 4
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%7 = lshr i32 %6, 4
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%bf.clear1 = shl nuw nsw i32 %7, 3
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%8 = and i32 %bf.clear1, 56
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%9 = and i32 %5, -1017
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%10 = or i32 %8, %9
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store i32 %10, i32* %2, align 4
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%11 = load i32, i32* %0, align 4
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%12 = lshr i32 %11, 7
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%bf.value4 = shl i32 %12, 10
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%13 = and i32 %bf.value4, 261120
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%14 = and i32 %10, -262081
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%15 = or i32 %14, %13
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store i32 %15, i32* %2, align 4
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%16 = load i32, i32* %0, align 4
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%17 = lshr i32 %16, 16
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%bf.clear5 = shl i32 %17, 18
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%18 = and i32 %bf.clear5, 66846720
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%19 = and i32 %15, -1073480641
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%20 = or i32 %19, %18
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store i32 %20, i32* %2, align 4
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%21 = load i32, i32* %0, align 4
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%22 = lshr i32 %21, 24
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%23 = shl i32 %22, 30
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%24 = and i32 %20, 67107903
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%25 = or i32 %24, %23
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store i32 %25, i32* %2, align 4
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ret void
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}
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