67 lines · c
1// -----------------------------------------------------------------------------2// Tests for the -mrvv-vector-bits flag3// -----------------------------------------------------------------------------4 5// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \6// RUN: -mrvv-vector-bits=128 2>&1 | FileCheck --check-prefix=CHECK-128 %s7// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \8// RUN: -mrvv-vector-bits=256 2>&1 | FileCheck --check-prefix=CHECK-256 %s9// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \10// RUN: -mrvv-vector-bits=512 2>&1 | FileCheck --check-prefix=CHECK-512 %s11// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \12// RUN: -mrvv-vector-bits=1024 2>&1 | FileCheck --check-prefix=CHECK-1024 %s13// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \14// RUN: -mrvv-vector-bits=2048 2>&1 | FileCheck --check-prefix=CHECK-2048 %s15// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \16// RUN: -mrvv-vector-bits=scalable 2>&1 | FileCheck --check-prefix=CHECK-SCALABLE %s17 18// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gcv_zvl256b \19// RUN: -mrvv-vector-bits=zvl 2>&1 | FileCheck --check-prefix=CHECK-256 %s20// RUN: %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gcv_zvl512b \21// RUN: -mrvv-vector-bits=zvl 2>&1 | FileCheck --check-prefix=CHECK-512 %s22 23// CHECK-128: "-mvscale-max=2" "-mvscale-min=2"24// CHECK-256: "-mvscale-max=4" "-mvscale-min=4"25// CHECK-512: "-mvscale-max=8" "-mvscale-min=8"26// CHECK-1024: "-mvscale-max=16" "-mvscale-min=16"27// CHECK-2048: "-mvscale-max=32" "-mvscale-min=32"28 29// CHECK-SCALABLE-NOT: "-mvscale-min=30// CHECK-SCALABLE-NOT: "-mvscale-max=31 32// Error out if an unsupported value is passed to -mrvv-vector-bits.33// -----------------------------------------------------------------------------34// RUN: not %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \35// RUN: -mrvv-vector-bits=16 2>&1 | FileCheck --check-prefix=CHECK-BAD-VALUE-ERROR %s36// RUN: not %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \37// RUN: -mrvv-vector-bits=A 2>&1 | FileCheck --check-prefix=CHECK-BAD-VALUE-ERROR %s38// RUN: not %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc_zve64x \39// RUN: -mrvv-vector-bits=131072 2>&1 | FileCheck --check-prefix=CHECK-BAD-VALUE-ERROR %s40// RUN: not %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gc \41// RUN: -mrvv-vector-bits=zvl 2>&1 | FileCheck --check-prefix=CHECK-BAD-VALUE-ERROR %s42// RUN: not %clang -c %s -### --target=riscv64-linux-gnu -march=rv64gcv \43// RUN: -mrvv-vector-bits=64 2>&1 | FileCheck --check-prefix=CHECK-BAD-VALUE-ERROR %s44 45// CHECK-BAD-VALUE-ERROR: error: unsupported argument '{{.*}}' to option '-mrvv-vector-bits='46 47// Error if using attribute without -mrvv-vector-bits=<bits> or if using -mrvv-vector-bits=<bits>+ syntax48// -----------------------------------------------------------------------------49// RUN: not %clang -c %s -o /dev/null -target riscv64-linux-gnu \50// RUN: -march=rv64gc_zve64x 2>&1 | FileCheck --check-prefix=CHECK-NO-FLAG-ERROR %s51// RUN: not %clang -c %s -o /dev/null -target riscv64-linux-gnu \52// RUN: -march=rv64gc_zve64x -mrvv-vector-bits=scalable 2>&1 | FileCheck --check-prefix=CHECK-NO-FLAG-ERROR %s53 54typedef __rvv_int32m1_t vint32m1_t;55typedef vint32m1_t noflag __attribute__((riscv_rvv_vector_bits(256)));56 57// CHECK-NO-FLAG-ERROR: error: 'riscv_rvv_vector_bits' is only supported when '-mrvv-vector-bits=<bits>' is specified with a value of "zvl" or a power 2 in the range [64,65536]58 59// Error if attribute vector size != -mrvv-vector-bits60// -----------------------------------------------------------------------------61// RUN: not %clang -c %s -o /dev/null -target riscv64-linux-gnu \62// RUN: -march=rv64gc_zve64x -mrvv-vector-bits=128 2>&1 | FileCheck --check-prefix=CHECK-BAD-VECTOR-SIZE-ERROR %s63 64typedef vint32_t bad_vector_size __attribute__((riscv_rvv_vector_bits(256)));65 66// CHECK-BAD-VECTOR-SIZE-ERROR: error: invalid RVV vector size '256', expected size is '128' based on LMUL of type and '-mrvv-vector-bits'67