File: arm-vector-arguments.c

package info (click to toggle)
llvm-toolchain-3.9 1%3A3.9.1-8
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 441,060 kB
  • ctags: 428,777
  • sloc: cpp: 2,546,577; ansic: 538,318; asm: 119,677; objc: 103,316; python: 102,148; sh: 27,847; pascal: 5,626; ml: 5,510; perl: 5,293; lisp: 4,801; makefile: 2,177; xml: 686; cs: 362; php: 212; csh: 117
file content (31 lines) | stat: -rw-r--r-- 1,283 bytes parent folder | download | duplicates (16)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
// REQUIRES: arm-registered-target
// RUN: %clang_cc1 -triple thumbv7-apple-darwin9 \
// RUN:   -target-abi apcs-gnu \
// RUN:   -target-cpu cortex-a8 \
// RUN:   -mfloat-abi soft \
// RUN:   -target-feature +soft-float-abi \
// RUN:   -ffreestanding \
// RUN:   -emit-llvm -w -o - %s | FileCheck %s

#include <arm_neon.h>

// CHECK: define void @f0(%struct.int8x16x2_t* noalias sret %agg.result, <16 x i8> %{{.*}}, <16 x i8> %{{.*}})
int8x16x2_t f0(int8x16_t a0, int8x16_t a1) {
  return vzipq_s8(a0, a1);
}

// Test direct vector passing.

typedef float T_float32x2 __attribute__ ((__vector_size__ (8)));
typedef float T_float32x4 __attribute__ ((__vector_size__ (16)));
typedef float T_float32x8 __attribute__ ((__vector_size__ (32)));
typedef float T_float32x16 __attribute__ ((__vector_size__ (64)));

// CHECK: define <2 x float> @f1_0(<2 x float> %{{.*}})
T_float32x2 f1_0(T_float32x2 a0) { return a0; }
// CHECK: define <4 x float> @f1_1(<4 x float> %{{.*}})
T_float32x4 f1_1(T_float32x4 a0) { return a0; }
// CHECK: define void @f1_2(<8 x float>* noalias sret %{{.*}}, <8 x float> %{{.*}})
T_float32x8 f1_2(T_float32x8 a0) { return a0; }
// CHECK: define void @f1_3(<16 x float>* noalias sret %{{.*}}, <16 x float> %{{.*}})
T_float32x16 f1_3(T_float32x16 a0) { return a0; }