clang/test/Driver/aarch64-sve.c

   1 // The SVE extension is an optional extension for Armv8-A.
   2 // RUN: %clang -target aarch64 -march=armv8a+sve -### -c %s 2>&1 | FileCheck -check-prefix=GENERICV8A-SVE %s
   3 // RUN: %clang -target aarch64 -march=armv8.6a+sve -### -c %s 2>&1 | FileCheck -check-prefix=GENERICV8A-SVE %s
   4 // GENERICV8A-SVE: "-target-feature" "+sve"
   5 // RUN: %clang -target aarch64 -march=armv8a -### -c %s 2>&1 | FileCheck -check-prefix=GENERICV8A-NOSVE %s
   6 // RUN: %clang -target aarch64 -march=armv8.6a -### -c %s 2>&1 | FileCheck -check-prefix=GENERICV8A-NOSVE %s
   7 // GENERICV8A-NOSVE-NOT: "-target-feature" "+sve"
   8
   9 // The 32-bit floating point matrix multiply extension is enabled by default
  10 // for armv8.6-a targets (or later) with SVE, and can optionally be enabled for
  11 // any target from armv8.2a onwards (we don't enforce not using it with earlier
  12 // targets).
  13 // RUN: %clang -target aarch64 -march=armv8.6a       -### -c %s 2>&1 | FileCheck -check-prefix=NO-F32MM %s
  14 // RUN: %clang -target aarch64 -march=armv8.6a+sve   -### -c %s 2>&1 | FileCheck -check-prefix=F32MM %s
  15 // RUN: %clang -target aarch64 -march=armv8.5a+f32mm -### -c %s 2>&1 | FileCheck -check-prefix=F32MM %s
  16 // NO-F32MM-NOT: "-target-feature" "+f32mm"
  17 // F32MM: "-target-feature" "+f32mm"
  18
  19 // The 64-bit floating point matrix multiply extension is not currently enabled
  20 // by default for any targets, because it requires an SVE vector length >= 256
  21 // bits. When we add a CPU which has that, then it can be enabled by default,
  22 // but for now it can only be used by adding the +f64mm feature.
  23 // RUN: %clang -target aarch64 -march=armv8.6a       -### -c %s 2>&1 | FileCheck -check-prefix=NO-F64MM %s
  24 // RUN: %clang -target aarch64 -march=armv8.6a+sve   -### -c %s 2>&1 | FileCheck -check-prefix=NO-F64MM %s
  25 // RUN: %clang -target aarch64 -march=armv8.6a+f64mm -### -c %s 2>&1 | FileCheck -check-prefix=F64MM %s
  26 // NO-F64MM-NOT: "-target-feature" "+f64mm"
  27 // F64MM: "-target-feature" "+f64mm"