| // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve 2>&1 < %s| FileCheck %s | |
| // ------------------------------------------------------------------------- // | |
| // Invalid immediates (must be 0.5 or 1.0) | |
| fsub z0.h, p0/m, z0.h, #0.0 | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0. | |
| // CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.0 | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.h, p0/m, z0.h, #0.4999999999999999999999999 | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0. | |
| // CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.4999999999999999999999999 | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.h, p0/m, z0.h, #0.5000000000000000000000001 | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0. | |
| // CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.5000000000000000000000001 | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.h, p0/m, z0.h, #1.0000000000000000000000001 | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0. | |
| // CHECK-NEXT: fsub z0.h, p0/m, z0.h, #1.0000000000000000000000001 | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.h, p0/m, z0.h, #0.9999999999999999999999999 | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: Invalid floating point constant, expected 0.5 or 1.0. | |
| // CHECK-NEXT: fsub z0.h, p0/m, z0.h, #0.9999999999999999999999999 | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| // ------------------------------------------------------------------------- // | |
| // Tied operands must match | |
| fsub z0.h, p7/m, z1.h, z31.h | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register | |
| // CHECK-NEXT: fsub z0.h, p7/m, z1.h, z31.h | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| // ------------------------------------------------------------------------- // | |
| // Invalid element widths. | |
| fsub z0.b, p7/m, z0.b, z31.b | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width | |
| // CHECK-NEXT: fsub z0.b, p7/m, z0.b, z31.b | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.h, p7/m, z0.h, z31.s | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width | |
| // CHECK-NEXT: fsub z0.h, p7/m, z0.h, z31.s | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.b, z1.b, z2.b | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width | |
| // CHECK-NEXT: fsub z0.b, z1.b, z2.b | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| fsub z0.h, z1.s, z2.s | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width | |
| // CHECK-NEXT: fsub z0.h, z1.s, z2.s | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| // ------------------------------------------------------------------------- // | |
| // Invalid predicate | |
| fsub z0.h, p8/m, z0.h, z31.h | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: restricted predicate has range [0, 7]. | |
| // CHECK-NEXT: fsub z0.h, p8/m, z0.h, z31.h | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| // --------------------------------------------------------------------------// | |
| // Negative tests for instructions that are incompatible with movprfx | |
| movprfx z0.d, p0/z, z7.d | |
| fsub z0.d, z1.d, z31.d | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov | |
| // CHECK-NEXT: fsub z0.d, z1.d, z31.d | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: | |
| movprfx z0, z7 | |
| fsub z0.d, z1.d, z31.d | |
| // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov | |
| // CHECK-NEXT: fsub z0.d, z1.d, z31.d | |
| // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: |