56 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			56 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C
		
	
	
	
| // REQUIRES: arm-registered-target
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| // RUN: %clang_cc1 -triple armv6-unknown-unknown -emit-llvm -o - %s | FileCheck %s
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| 
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| void test0(void) {
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| 	asm volatile("mov r0, r0" :: );
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| }
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| void test1(void) {
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| 	asm volatile("mov r0, r0" :::
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| 				 "cc", "memory" );
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| }
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| void test2(void) {
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| 	asm volatile("mov r0, r0" :::
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| 				 "r0", "r1", "r2", "r3");
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| 	asm volatile("mov r0, r0" :::
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| 				 "r4", "r5", "r6", "r8");
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| }
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| void test3(void) {
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| 	asm volatile("mov r0, r0" :::
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| 				 "a1", "a2", "a3", "a4");
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| 	asm volatile("mov r0, r0" :::
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| 				 "v1", "v2", "v3", "v5");
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| }
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| 
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| 
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| // {} should not be treated as asm variants.
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| void test4(float *a, float *b) {
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|   // CHECK: @test4
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|   // CHECK: call void asm sideeffect "vld1.32 {d8[],d9[]}, 
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|   __asm__ volatile (
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|                     "vld1.32 {d8[],d9[]}, [%1,:32] \n\t"
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|                     "vst1.32 {q4},        [%0,:128] \n\t"
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|                     :: "r"(a), "r"(b));
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| }
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| 
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| // {sp, lr, pc} are the canonical names for {r13, r14, r15}.
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| //
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| // CHECK: @test5
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| // CHECK: call void asm sideeffect "", "~{sp},~{lr},~{pc},~{sp},~{lr},~{pc}"()
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| void test5() {
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|   __asm__("" : : : "r13", "r14", "r15", "sp", "lr", "pc");
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| }
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| 
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| // CHECK: @test6
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| // CHECK: call void asm sideeffect "", "
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| // CHECK: ~{s0},~{s1},~{s2},~{s3},~{s4},~{s5},~{s6},~{s7},
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| // CHECK: ~{s8},~{s9},~{s10},~{s11},~{s12},~{s13},~{s14},~{s15},
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| // CHECK: ~{s16},~{s17},~{s18},~{s19},~{s20},~{s21},~{s22},~{s23},
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| // CHECK: ~{s24},~{s25},~{s26},~{s27},~{s28},~{s29},~{s30},~{s31}"()
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| void test6() {
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|   __asm__("" : : :
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|           "s0", "s1", "s2", "s3", "s4", "s5", "s6", "s7",
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|           "s8", "s9", "s10", "s11", "s12", "s13", "s14", "s15",
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|           "s16", "s17", "s18", "s19", "s20", "s21", "s22", "s23",
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|           "s24", "s25", "s26", "s27", "s28", "s29", "s30", "s31");
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| }
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