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1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s2 3// ------------------------------------------------------------------------- //4// Invalid immediates (must be 0.5 or 1.0)5 6fsub z0.h, p0/m, z0.h, #0.07// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0.8// CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.09// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:10 11fsub z0.h, p0/m, z0.h, #0.499999999999999999999999912// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0.13// CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.499999999999999999999999914// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:15 16fsub z0.h, p0/m, z0.h, #0.500000000000000000000000117// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0.18// CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.500000000000000000000000119// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:20 21fsub z0.h, p0/m, z0.h, #1.000000000000000000000000122// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0.23// CHECK-NEXT: fsub z0.h, p0/m, z0.h, #1.000000000000000000000000124// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:25 26fsub z0.h, p0/m, z0.h, #0.999999999999999999999999927// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0.28// CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.999999999999999999999999929// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:30 31 32// ------------------------------------------------------------------------- //33// Tied operands must match34 35fsub z0.h, p7/m, z1.h, z31.h36// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register37// CHECK-NEXT: fsub z0.h, p7/m, z1.h, z31.h38// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:39 40 41// ------------------------------------------------------------------------- //42// Invalid element widths.43 44fsub z0.b, p7/m, z0.b, z31.b45// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width46// CHECK-NEXT: fsub z0.b, p7/m, z0.b, z31.b47// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:48 49fsub z0.h, p7/m, z0.h, z31.s50// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width51// CHECK-NEXT: fsub z0.h, p7/m, z0.h, z31.s52// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:53 54fsub z0.b, z1.b, z2.b55// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width56// CHECK-NEXT: fsub z0.b, z1.b, z2.b57// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:58 59fsub z0.h, z1.s, z2.s60// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width61// CHECK-NEXT: fsub z0.h, z1.s, z2.s62// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:63 64// ------------------------------------------------------------------------- //65// Invalid predicate66 67fsub z0.h, p8/m, z0.h, z31.h68// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)69// CHECK-NEXT: fsub z0.h, p8/m, z0.h, z31.h70// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:71 72 73// --------------------------------------------------------------------------//74// Negative tests for instructions that are incompatible with movprfx75 76movprfx z0.d, p0/z, z7.d77fsub z0.d, z1.d, z31.d78// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov79// CHECK-NEXT: fsub z0.d, z1.d, z31.d80// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:81 82movprfx z0, z783fsub z0.d, z1.d, z31.d84// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov85// CHECK-NEXT: fsub z0.d, z1.d, z31.d86// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:87