1// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s 2 3// ------------------------------------------------------------------------- // 4// Invalid immediates (must be 0.5 or 1.0) 5 6fsub z0.h, p0/m, z0.h, #0.0 7// 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, #0.0 9// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 10 11fsub z0.h, p0/m, z0.h, #0.4999999999999999999999999 12// 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, #0.4999999999999999999999999 14// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 15 16fsub z0.h, p0/m, z0.h, #0.5000000000000000000000001 17// 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, #0.5000000000000000000000001 19// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 20 21fsub z0.h, p0/m, z0.h, #1.0000000000000000000000001 22// 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, #1.0000000000000000000000001 24// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 25 26fsub z0.h, p0/m, z0.h, #0.9999999999999999999999999 27// 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, #0.9999999999999999999999999 29// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 30 31 32// ------------------------------------------------------------------------- // 33// Tied operands must match 34 35fsub z0.h, p7/m, z1.h, z31.h 36// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register 37// CHECK-NEXT: fsub z0.h, p7/m, z1.h, z31.h 38// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 39 40 41// ------------------------------------------------------------------------- // 42// Invalid element widths. 43 44fsub z0.b, p7/m, z0.b, z31.b 45// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width 46// CHECK-NEXT: fsub z0.b, p7/m, z0.b, z31.b 47// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 48 49fsub z0.h, p7/m, z0.h, z31.s 50// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width 51// CHECK-NEXT: fsub z0.h, p7/m, z0.h, z31.s 52// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 53 54fsub z0.b, z1.b, z2.b 55// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width 56// CHECK-NEXT: fsub z0.b, z1.b, z2.b 57// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 58 59fsub z0.h, z1.s, z2.s 60// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width 61// CHECK-NEXT: fsub z0.h, z1.s, z2.s 62// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 63 64// ------------------------------------------------------------------------- // 65// Invalid predicate 66 67fsub z0.h, p8/m, z0.h, z31.h 68// 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.h 70// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 71 72 73// --------------------------------------------------------------------------// 74// Negative tests for instructions that are incompatible with movprfx 75 76movprfx z0.d, p0/z, z7.d 77fsub z0.d, z1.d, z31.d 78// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov 79// CHECK-NEXT: fsub z0.d, z1.d, z31.d 80// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 81 82movprfx z0, z7 83fsub z0.d, z1.d, z31.d 84// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov 85// CHECK-NEXT: fsub z0.d, z1.d, z31.d 86// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: 87