xref: /minix3/external/bsd/llvm/dist/clang/test/CodeGen/mips-inline-asm-modifiers.c (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1f4a2713aSLionel Sambuc // RUN: %clang -target mipsel-unknown-linux -S -o - -emit-llvm %s \
2f4a2713aSLionel Sambuc // RUN: | FileCheck %s
3f4a2713aSLionel Sambuc 
4f4a2713aSLionel Sambuc // This checks that the frontend will accept inline asm operand modifiers
5f4a2713aSLionel Sambuc 
6f4a2713aSLionel Sambuc int printf(const char*, ...);
7f4a2713aSLionel Sambuc 
8f4a2713aSLionel Sambuc typedef int v4i32 __attribute__((vector_size(16)));
9f4a2713aSLionel Sambuc 
10*0a6a1f1dSLionel Sambuc   // CHECK: %{{[0-9]+}} = call i32 asm ".set noreorder;\0Alw    $0,$1;\0A.set reorder;\0A", "=r,*m,~{$1}"(i32* getelementptr inbounds ([8 x i32]* @b, i32 {{[0-9]+}}, i32 {{[0-9]+}})) #2,
11*0a6a1f1dSLionel Sambuc   // CHECK: %{{[0-9]+}} = call i32 asm "lw    $0,${1:D};\0A", "=r,*m,~{$1}"(i32* getelementptr inbounds ([8 x i32]* @b, i32 {{[0-9]+}}, i32 {{[0-9]+}})) #2,
12*0a6a1f1dSLionel Sambuc   // CHECK: %{{[0-9]+}} = call <4 x i32> asm "ldi.w ${0:w},1", "=f,~{$1}"
13f4a2713aSLionel Sambuc int b[8] = {0,1,2,3,4,5,6,7};
main()14f4a2713aSLionel Sambuc int  main()
15f4a2713aSLionel Sambuc {
16f4a2713aSLionel Sambuc   int i;
17f4a2713aSLionel Sambuc   v4i32 v4i32_r;
18f4a2713aSLionel Sambuc 
19f4a2713aSLionel Sambuc   // The first word. Notice, no 'D'
20f4a2713aSLionel Sambuc   {asm (
21f4a2713aSLionel Sambuc   ".set noreorder;\n"
22f4a2713aSLionel Sambuc   "lw    %0,%1;\n"
23f4a2713aSLionel Sambuc   ".set reorder;\n"
24f4a2713aSLionel Sambuc   : "=r" (i)
25f4a2713aSLionel Sambuc   : "m" (*(b+4)));}
26f4a2713aSLionel Sambuc 
27f4a2713aSLionel Sambuc   printf("%d\n",i);
28f4a2713aSLionel Sambuc 
29f4a2713aSLionel Sambuc   // The second word
30f4a2713aSLionel Sambuc   {asm (
31f4a2713aSLionel Sambuc   "lw    %0,%D1;\n"
32f4a2713aSLionel Sambuc   : "=r" (i)
33f4a2713aSLionel Sambuc   : "m" (*(b+4))
34f4a2713aSLionel Sambuc   );}
35f4a2713aSLionel Sambuc 
36f4a2713aSLionel Sambuc   // MSA registers
37f4a2713aSLionel Sambuc   {asm ("ldi.w %w0,1" : "=f" (v4i32_r));}
38f4a2713aSLionel Sambuc 
39f4a2713aSLionel Sambuc   printf("%d\n",i);
40f4a2713aSLionel Sambuc 
41f4a2713aSLionel Sambuc   return 1;
42f4a2713aSLionel Sambuc }
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