[HIP] Let clang recognize .hip extension

clang/lib/Frontend/FrontendOptions.cpp

return llvm::StringSwitch<InputKind>(Extension)
       .Cases("mm", "M", Language::ObjCXX)
       .Case("mii", InputKind(Language::ObjCXX).getPreprocessed())
       .Cases("C", "cc", "cp", Language::CXX)
       .Cases("cpp", "CPP", "c++", "cxx", "hpp", Language::CXX)
       .Case("cppm", Language::CXX)
       .Case("iim", InputKind(Language::CXX).getPreprocessed())
       .Case("cl", Language::OpenCL)
       .Case("cu", Language::CUDA)
+      .Case("hip", Language::HIP)
       .Cases("ll", "bc", Language::LLVM_IR)
       .Default(Language::Unknown);
 }

clang/test/CodeGenCUDA/hip-pinned-shadow.hip

 // REQUIRES: amdgpu-registered-target
 
 // RUN: %clang_cc1 -triple amdgcn -fcuda-is-device -std=c++11 -fvisibility hidden -fapply-global-visibility-to-externs \
-// RUN:     -emit-llvm -o - -x hip %s | FileCheck -check-prefixes=HIPDEV %s
+// RUN:     -emit-llvm -o - %s | FileCheck -check-prefixes=HIPDEV %s
 // RUN: %clang_cc1 -triple x86_64 -std=c++11 \
-// RUN:     -emit-llvm -o - -x hip %s | FileCheck -check-prefixes=HIPHOST %s
+// RUN:     -emit-llvm -o - %s | FileCheck -check-prefixes=HIPHOST %s
 // RUN: %clang_cc1 -triple amdgcn -fcuda-is-device -std=c++11 -fvisibility hidden -fapply-global-visibility-to-externs \
-// RUN:     -O3 -emit-llvm -o - -x hip %s | FileCheck -check-prefixes=HIPDEVUNSED %s
+// RUN:     -O3 -emit-llvm -o - %s | FileCheck -check-prefixes=HIPDEVUNSED %s
 
 struct textureReference {
   int a;
 };
 
 template <class T, int texType, int hipTextureReadMode>
 struct texture : public textureReference {
 texture() { a = 1; }

clang/test/Driver/hip-autolink.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 //
 // RUN: %clang --target=i386-pc-windows-msvc --cuda-gpu-arch=gfx906 -nogpulib \
-// RUN:   --cuda-device-only -x hip %s -### 2>&1 | FileCheck --check-prefix=DEV %s
+// RUN:   --cuda-device-only %s -### 2>&1 | FileCheck --check-prefix=DEV %s
 // RUN: %clang --target=i386-pc-windows-msvc --cuda-gpu-arch=gfx906 -nogpulib \
-// RUN:   --cuda-host-only -x hip %s -### 2>&1 | FileCheck --check-prefix=HOST %s
+// RUN:   --cuda-host-only %s -### 2>&1 | FileCheck --check-prefix=HOST %s
 
 // DEV: "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // DEV-SAME: "-fno-autolink"
 
 // HOST: "-cc1" "-triple" "i386-pc-windows-msvc{{.*}}"
 // HOST-NOT: "-fno-autolink"

clang/test/Driver/hip-default-gpu-arch.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
-// RUN: %clang -### -x hip -c %s 2>&1 | FileCheck %s
+// RUN: %clang -### -c %s 2>&1 | FileCheck %s
 
 // CHECK: {{.*}}clang{{.*}}"-target-cpu" "gfx803"

clang/test/Driver/hip-device-libs.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // Test flush-denormals-to-zero enabled uses oclc_daz_opt_on
 
 // RUN: %clang -### -target x86_64-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   --hip-device-lib-path=%S/Inputs/hip_dev_lib \
 // RUN:   -fcuda-flush-denormals-to-zero \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck %s --check-prefixes=COM,FLUSHD
 
 // Test flush-denormals-to-zero disabled uses oclc_daz_opt_off
 
 // RUN: %clang -### -target x86_64-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   --hip-device-lib-path=%S/Inputs/hip_dev_lib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck %s --check-prefixes=COM,NOFLUSHD
 
 // Test environment variable HIP_DEVICE_LIB_PATH
 
 // RUN: env HIP_DEVICE_LIB_PATH=%S/Inputs/hip_dev_lib \
 // RUN:   %clang -### -target x86_64-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck %s --check-prefixes=COM
 
 // COM: {{"[^"]*clang[^"]*"}}
 // COM-SAME: "-mlink-builtin-bitcode" "{{.*}}hip.amdgcn.bc"
 // COM-SAME: "-mlink-builtin-bitcode" "{{.*}}ocml.amdgcn.bc"
 // COM-SAME: "-mlink-builtin-bitcode" "{{.*}}ockl.amdgcn.bc"
 // FLUSHD-SAME: "-mlink-builtin-bitcode" "{{.*}}oclc_daz_opt_on.amdgcn.bc"
 // NOFLUSHD-SAME: "-mlink-builtin-bitcode" "{{.*}}oclc_daz_opt_off.amdgcn.bc"
 

clang/test/Driver/hip-host-cpu-features.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
-// RUN: %clang -### -c -target x86_64-linux-gnu -march=znver2 -x hip --cuda-gpu-arch=gfx803 -nogpulib %s 2>&1 | FileCheck %s -check-prefix=HOSTCPU
-// RUN: %clang -### -c -target x86_64-linux-gnu -msse3 -x hip --cuda-gpu-arch=gfx803 -nogpulib %s 2>&1 | FileCheck %s -check-prefix=HOSTSSE3
-// RUN: %clang -### -c -target x86_64-linux-gnu --gpu-use-aux-triple-only -march=znver2 -x hip --cuda-gpu-arch=gfx803 -nogpulib %s 2>&1 | FileCheck %s -check-prefix=NOHOSTCPU
+// RUN: %clang -### -c -target x86_64-linux-gnu -march=znver2 --cuda-gpu-arch=gfx803 -nogpulib %s 2>&1 | FileCheck %s -check-prefix=HOSTCPU
+// RUN: %clang -### -c -target x86_64-linux-gnu -msse3 --cuda-gpu-arch=gfx803 -nogpulib %s 2>&1 | FileCheck %s -check-prefix=HOSTSSE3
+// RUN: %clang -### -c -target x86_64-linux-gnu --gpu-use-aux-triple-only -march=znver2 --cuda-gpu-arch=gfx803 -nogpulib %s 2>&1 | FileCheck %s -check-prefix=NOHOSTCPU
 
 // HOSTCPU: "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // HOSTCPU-SAME: "-aux-triple" "x86_64-unknown-linux-gnu"
 // HOSTCPU-SAME: "-aux-target-cpu" "znver2"
 
 // HOSTSSE3: "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // HOSTSSE3-SAME: "-aux-triple" "x86_64-unknown-linux-gnu"
 // HOSTSSE3-SAME: "-aux-target-feature" "+sse3"
 
 // NOHOSTCPU: "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // NOHOSTCPU-SAME: "-aux-triple" "x86_64-unknown-linux-gnu"
 // NOHOSTCPU-NOT: "-aux-target-cpu" "znver2"

clang/test/Driver/hip-no-device-libs.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // RUN: %clang -### -nogpulib -target x86_64-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck %s
 
 // CHECK-NOT: "-mlink-builtin-bitcode"
 

clang/test/Driver/hip-output-file-name.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN: 2>&1 | FileCheck %s
 
 // CHECK: {{.*}}clang-offload-bundler{{.*}}"-outputs=hip-output-file-name.o"

clang/test/Driver/hip-printf.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
-// RUN: %clang -### -target x86_64-linux-gnu -x hip --cuda-gpu-arch=gfx900 \
+// RUN: %clang -### -target x86_64-linux-gnu --cuda-gpu-arch=gfx900 \
 // RUN:   %s 2>&1 | FileCheck %s
 
 // CHECK: [[CLANG:".*clang.*"]] "-cc1"
 // CHECK-NOT: "-Werror=format-nonliteral"

clang/test/Driver/hip-save-temps.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // -fno-gpu-rdc without -o
 // RUN: %clang -### -target x86_64-linux-gnu -nogpulib -save-temps \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 %s 2>&1 | \
+// RUN:   --cuda-gpu-arch=gfx900 %s 2>&1 | \
 // RUN:   FileCheck -check-prefixes=CHECK,NORDC,NOUT %s
 
 // -fno-gpu-rdc with -o
 // RUN: %clang -### -target x86_64-linux-gnu -nogpulib -save-temps \
-// RUN:   -o executable -x hip --cuda-gpu-arch=gfx900 %s 2>&1 | \
+// RUN:   -o executable --cuda-gpu-arch=gfx900 %s 2>&1 | \
 // RUN:   FileCheck -check-prefixes=CHECK,NORDC,WOUT %s
 
 // -fgpu-rdc without -o
 // RUN: %clang -### -target x86_64-linux-gnu -nogpulib -save-temps \
-// RUN:   -fgpu-rdc -x hip --cuda-gpu-arch=gfx900 %s 2>&1 | \
+// RUN:   -fgpu-rdc --cuda-gpu-arch=gfx900 %s 2>&1 | \
 // RUN:   FileCheck -check-prefixes=CHECK,RDC,RDC-NOUT,NOUT %s
 
 // -fgpu-rdc with -o
 // RUN: %clang -### -target x86_64-linux-gnu -nogpulib -save-temps \
-// RUN:   -o executable -fgpu-rdc -x hip --cuda-gpu-arch=gfx900 %s 2>&1 | \
+// RUN:   -o executable -fgpu-rdc --cuda-gpu-arch=gfx900 %s 2>&1 | \
 // RUN:   FileCheck -check-prefixes=CHECK,RDC,RDC-WOUT,WOUT %s
 
 // CHECK: {{.*}}clang{{.*}}"-o" "hip-save-temps-hip-amdgcn-amd-amdhsa-gfx900.cui"
 // CHECK: {{.*}}llvm-link{{.*}}"-o" "hip-save-temps-hip-amdgcn-amd-amdhsa-gfx900-linked.bc"
 // CHECK: {{.*}}opt{{.*}}"-o" "hip-save-temps-hip-amdgcn-amd-amdhsa-gfx900-optimized.bc"
 // CHECK: {{.*}}llc{{.*}}"-filetype=asm"{{.*}}"-o" "hip-save-temps-hip-amdgcn-amd-amdhsa-gfx900.s"
 // CHECK: {{.*}}llc{{.*}}"-filetype=obj"{{.*}}"-o" "hip-save-temps-hip-amdgcn-amd-amdhsa-gfx900.o"
 // NORDC: {{.*}}lld{{.*}}"-o" "hip-save-temps-hip-amdgcn-amd-amdhsa-gfx900.out"

clang/test/Driver/hip-syntax-only.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
-// RUN: %clang -### -x hip -nogpulib -target x86_64 -fsyntax-only %s 2>&1 | FileCheck %s
+// RUN: %clang -### -nogpulib -target x86_64 -fsyntax-only %s 2>&1 | FileCheck %s
 
 // Check that there are commands for both host- and device-side compilations.
 //
 // CHECK-DAG: clang{{.*}}" "-cc1" {{.*}} "-fcuda-is-device"
 // CHECK-DAG: clang{{.*}}" "-cc1" "-triple" "x86_64"
 // CHECK-NOT: clang-offload-bundler"

clang/test/Driver/hip-toolchain-features.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN:   -mxnack 2>&1 | FileCheck %s -check-prefix=XNACK
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN:   -mno-xnack 2>&1 | FileCheck %s -check-prefix=NOXNACK
 
 // XNACK: {{.*}}clang{{.*}}"-target-feature" "+xnack"
 // NOXNACK: {{.*}}clang{{.*}}"-target-feature" "-xnack"
 
 
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN:   -msram-ecc 2>&1 | FileCheck %s -check-prefix=SRAM
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN:   -mno-sram-ecc 2>&1 | FileCheck %s -check-prefix=NOSRAM
 
 // SRAM: {{.*}}clang{{.*}}"-target-feature" "+sram-ecc"
 // NOSRAM: {{.*}}clang{{.*}}"-target-feature" "-sram-ecc"
 
 
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN:   -mxnack -msram-ecc \
 // RUN:   2>&1 | FileCheck %s -check-prefix=ALL3
 // RUN: %clang -### -c -target x86_64-linux-gnu -fgpu-rdc \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 %s \
 // RUN:   -mno-xnack -mno-sram-ecc \
 // RUN:   2>&1 | FileCheck %s -check-prefix=NOALL3
 
 // ALL3: {{.*}}clang{{.*}}"-target-feature" "+xnack" "-target-feature" "+sram-ecc"
 // NOALL3: {{.*}}clang{{.*}}"-target-feature" "-xnack" "-target-feature" "-sram-ecc"

clang/test/Driver/hip-toolchain-mllvm.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // RUN: %clang -### -target x86_64-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx803 --cuda-gpu-arch=gfx900 \
 // RUN:   -mllvm -amdgpu-function-calls=0 \
 // RUN:   %s 2>&1 | FileCheck %s
 
 // CHECK: [[CLANG:".*clang.*"]] "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // CHECK-SAME: "-aux-triple" "x86_64-unknown-linux-gnu"
 // CHECK-SAME: "-emit-llvm-bc"
 // CHECK-SAME: {{.*}} "-target-cpu" "gfx803"
 // CHECK-SAME: {{.*}} "-mllvm" "-amdgpu-function-calls=0" {{.*}}

clang/test/Driver/hip-toolchain-opt.hip

 // REQUIRES: clang-driver
 // REQUIRES: x86-registered-target
 // REQUIRES: amdgpu-registered-target
 
 // RUN: %clang -### \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,DEFAULT %s
 
 // RUN: %clang -### -O0 \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,O0 %s
 
 // RUN: %clang -### -O1 \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,O1 %s
 
 // RUN: %clang -### -O2 \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,O2 %s
 
 // RUN: %clang -### -O3 \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,O3 %s
 
 // RUN: %clang -### -Os \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,Os %s
 
 // RUN: %clang -### -Oz \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,Oz %s
 
 // RUN: %clang -### -Og \
 // RUN:   -target x86_64-unknown-linux-gnu \
-// RUN:   -x hip --cuda-gpu-arch=gfx900 \
+// RUN:   --cuda-gpu-arch=gfx900 \
 // RUN:   -c -nogpulib \
 // RUN:   %S/Inputs/hip_multiple_inputs/b.hip \
 // RUN: 2>&1 | FileCheck --check-prefixes=ALL,Og %s
 
 // ALL: "{{.*}}clang{{.*}}" "-cc1" "-triple" "amdgcn-amd-amdhsa"
 // DEFAULT-NOT: "-O{{.}}"
 // O0-SAME: "-O0"
 // O1-SAME: "-O1"