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      1 // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
      2 
      3 
      4 // --------------------------------------------------------------------------//
      5 // Immediate out of lower bound [-32, 28].
      6 
      7 ld4h {z12.h, z13.h, z14.h, z15.h}, p4/z, [x12, #-36, MUL VL]
      8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 4 in range [-32, 28].
      9 // CHECK-NEXT: ld4h {z12.h, z13.h, z14.h, z15.h}, p4/z, [x12, #-36, MUL VL]
     10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     11 
     12 ld4h {z7.h, z8.h, z9.h, z10.h}, p3/z, [x1, #32, MUL VL]
     13 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 4 in range [-32, 28].
     14 // CHECK-NEXT: ld4h {z7.h, z8.h, z9.h, z10.h}, p3/z, [x1, #32, MUL VL]
     15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     16 
     17 
     18 // --------------------------------------------------------------------------//
     19 // Immediate not a multiple of four.
     20 
     21 ld4h {z12.h, z13.h, z14.h, z15.h}, p4/z, [x12, #-7, MUL VL]
     22 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 4 in range [-32, 28].
     23 // CHECK-NEXT: ld4h {z12.h, z13.h, z14.h, z15.h}, p4/z, [x12, #-7, MUL VL]
     24 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     25 
     26 ld4h {z7.h, z8.h, z9.h, z10.h}, p3/z, [x1, #5, MUL VL]
     27 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 4 in range [-32, 28].
     28 // CHECK-NEXT: ld4h {z7.h, z8.h, z9.h, z10.h}, p3/z, [x1, #5, MUL VL]
     29 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     30 
     31 
     32 // --------------------------------------------------------------------------//
     33 // Invalid scalar + scalar addressing modes
     34 
     35 ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, x0]
     36 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 with required shift 'lsl #1'
     37 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, x0]
     38 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     39 
     40 ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, xzr]
     41 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 with required shift 'lsl #1'
     42 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, xzr]
     43 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     44 
     45 ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, x0, lsl #2]
     46 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 with required shift 'lsl #1'
     47 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, x0, lsl #2]
     48 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     49 
     50 ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, w0]
     51 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 with required shift 'lsl #1'
     52 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, w0]
     53 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     54 
     55 ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, w0, uxtw]
     56 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 with required shift 'lsl #1'
     57 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.h }, p0/z, [x0, w0, uxtw]
     58 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     59 
     60 
     61 // --------------------------------------------------------------------------//
     62 // error: restricted predicate has range [0, 7].
     63 
     64 ld4h {z2.h, z3.h, z4.h, z5.h}, p8/z, [x15, #10, MUL VL]
     65 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7].
     66 // CHECK-NEXT: ld4h {z2.h, z3.h, z4.h, z5.h}, p8/z, [x15, #10, MUL VL]
     67 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     68 
     69 
     70 // --------------------------------------------------------------------------//
     71 // Invalid vector list.
     72 
     73 ld4h { }, p0/z, [x0]
     74 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector register expected
     75 // CHECK-NEXT: ld4h { }, p0/z, [x0]
     76 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     77 
     78 ld4h { z0.h, z1.h, z2.h, z3.h, z4.h }, p0/z, [x0]
     79 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid number of vectors
     80 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.h, z4.h }, p0/z, [x0]
     81 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     82 
     83 ld4h { z0.h, z1.h, z2.h, z3.s }, p0/z, [x0]
     84 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: mismatched register size suffix
     85 // CHECK-NEXT: ld4h { z0.h, z1.h, z2.h, z3.s }, p0/z, [x0]
     86 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     87 
     88 ld4h { z0.h, z1.h, z3.h, z5.h }, p0/z, [x0]
     89 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: registers must be sequential
     90 // CHECK-NEXT: ld4h { z0.h, z1.h, z3.h, z5.h }, p0/z, [x0]
     91 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     92 
     93 ld4h { v0.8h, v1.8h, v2.8h }, p0/z, [x0]
     94 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
     95 // CHECK-NEXT: ld4h { v0.8h, v1.8h, v2.8h }, p0/z, [x0]
     96 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
     97 
     98 
     99 // --------------------------------------------------------------------------//
    100 // Negative tests for instructions that are incompatible with movprfx
    101 
    102 movprfx z21.h, p5/z, z28.h
    103 ld4h    { z21.h, z22.h, z23.h, z24.h }, p5/z, [x10, #20, mul vl]
    104 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
    105 // CHECK-NEXT: ld4h    { z21.h, z22.h, z23.h, z24.h }, p5/z, [x10, #20, mul vl]
    106 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
    107 
    108 movprfx z21, z28
    109 ld4h    { z21.h, z22.h, z23.h, z24.h }, p5/z, [x10, #20, mul vl]
    110 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
    111 // CHECK-NEXT: ld4h    { z21.h, z22.h, z23.h, z24.h }, p5/z, [x10, #20, mul vl]
    112 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
    113