clang/test/Driver/global-isel.c

   1 // REQUIRES: x86-registered-target,aarch64-registered-target
   2
   3 // RUN: %clang -fglobal-isel -S -### %s 2>&1 | FileCheck --check-prefix=ENABLED %s
   4 // RUN: %clang -fno-global-isel -S -### %s 2>&1 | FileCheck --check-prefix=DISABLED %s
   5
   6 // RUN: %clang -target aarch64 -fglobal-isel -S %s -### 2>&1 | FileCheck --check-prefix=ARM64-DEFAULT %s
   7 // RUN: %clang -target aarch64 -fglobal-isel -S -O0 %s -### 2>&1 | FileCheck --check-prefix=ARM64-O0 %s
   8 // RUN: %clang -target aarch64 -fglobal-isel -S -O2 %s -### 2>&1 | FileCheck --check-prefix=ARM64-O2 %s
   9 // RUN: %clang -target aarch64 -fglobal-isel -Wno-global-isel -S -O2 %s -### 2>&1 | FileCheck --check-prefix=ARM64-O2-NOWARN %s
  10
  11 // RUN: %clang -target x86_64 -fglobal-isel -S %s -### 2>&1 | FileCheck --check-prefix=X86_64 %s
  12
  13 // Now test the aliases.
  14
  15 // RUN: %clang -fexperimental-isel -S -### %s 2>&1 | FileCheck --check-prefix=ENABLED %s
  16 // RUN: %clang -fno-experimental-isel -S -### %s 2>&1 | FileCheck --check-prefix=DISABLED %s
  17
  18 // RUN: %clang -target aarch64 -fexperimental-isel -S %s -### 2>&1 | FileCheck --check-prefix=ARM64-DEFAULT %s
  19 // RUN: %clang -target aarch64 -fexperimental-isel -S -O0 %s -### 2>&1 | FileCheck --check-prefix=ARM64-O0 %s
  20 // RUN: %clang -target aarch64 -fexperimental-isel -S -O2 %s -### 2>&1 | FileCheck --check-prefix=ARM64-O2 %s
  21
  22 // RUN: %clang -target x86_64 -fexperimental-isel -S %s -### 2>&1 | FileCheck --check-prefix=X86_64 %s
  23
  24 // ENABLED: "-mllvm" "-global-isel=1"
  25 // DISABLED: "-mllvm" "-global-isel=0"
  26
  27 // ARM64-DEFAULT-NOT: warning: -fglobal-isel
  28 // ARM64-DEFAULT-NOT: "-global-isel-abort=2"
  29 // ARM64-O0-NOT: warning: -fglobal-isel
  30 // ARM64-O2: warning: -fglobal-isel support is incomplete for this architecture at the current optimization level
  31 // ARM64-O2: "-mllvm" "-global-isel-abort=2"
  32 // ARM64-O2-NOWARN-NOT: warning: -fglobal-isel
  33
  34 // X86_64: -fglobal-isel support for the 'x86_64' architecture is incomplete
  35 // X86_64: "-mllvm" "-global-isel-abort=2"