[PATCH] D18748: [AMDGPU] Add debugger related target options
Konstantin Zhuravlyov via cfe-commits
cfe-commits at lists.llvm.org
Tue Apr 12 14:47:58 PDT 2016
This revision was automatically updated to reflect the committed changes.
Closed by commit rL266133: [AMDGPU] Add debugger related target options (authored by kzhuravl).
Changed prior to commit:
http://reviews.llvm.org/D18748?vs=52516&id=53466#toc
Repository:
rL LLVM
http://reviews.llvm.org/D18748
Files:
cfe/trunk/include/clang/Driver/Options.td
cfe/trunk/lib/Driver/Tools.cpp
cfe/trunk/test/Driver/amdgpu-features.c
Index: cfe/trunk/include/clang/Driver/Options.td
===================================================================
--- cfe/trunk/include/clang/Driver/Options.td
+++ cfe/trunk/include/clang/Driver/Options.td
@@ -95,6 +95,8 @@
Group<m_Group>;
def m_wasm_Features_Group : OptionGroup<"<wasm features group>">,
Group<m_Group>;
+def m_amdgpu_Features_Group : OptionGroup<"<amdgpu features group>">,
+ Group<m_Group>;
def m_libc_Group : OptionGroup<"<m libc group>">, Group<m_Group>;
def u_Group : OptionGroup<"<u group>">;
@@ -1446,6 +1448,16 @@
def msimd128 : Flag<["-"], "msimd128">, Group<m_wasm_Features_Group>;
def mno_simd128 : Flag<["-"], "mno-simd128">, Group<m_wasm_Features_Group>;
+def mamdgpu_debugger_abi : Joined<["-"], "mamdgpu-debugger-abi=">,
+ Flags<[HelpHidden]>,
+ Group<m_Group>,
+ HelpText<"Generate additional code for specified <version> of debugger ABI (AMDGPU only)">,
+ MetaVarName<"<version>">;
+def mamdgpu_debugger_insert_nops : Flag<["-"], "mamdgpu-debugger-insert-nops">,
+ Group<m_amdgpu_Features_Group>;
+def mamdgpu_debugger_reserve_trap_regs : Flag<["-"], "mamdgpu-debugger-reserve-trap-regs">,
+ Group<m_amdgpu_Features_Group>;
+
def mvsx : Flag<["-"], "mvsx">, Group<m_ppc_Features_Group>;
def mno_vsx : Flag<["-"], "mno-vsx">, Group<m_ppc_Features_Group>;
def mpower8_vector : Flag<["-"], "mpower8-vector">,
Index: cfe/trunk/test/Driver/amdgpu-features.c
===================================================================
--- cfe/trunk/test/Driver/amdgpu-features.c
+++ cfe/trunk/test/Driver/amdgpu-features.c
@@ -0,0 +1,21 @@
+// Check handling of AMDGPU target features.
+//
+// -mamdgpu-debugger-abi=0.0
+// RUN: %clang -### -target amdgcn -x cl -S -emit-llvm -mcpu=kaveri -mamdgpu-debugger-abi=0.0 %s -o 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-MAMDGPU-DEBUGGER-ABI-0-0 %s
+// CHECK-MAMDGPU-DEBUGGER-ABI-0-0: the clang compiler does not support '-mamdgpu-debugger-abi=0.0'
+//
+// -mamdgpu-debugger-abi=1.0
+// RUN: %clang -### -target amdgcn -x cl -S -emit-llvm -mcpu=kaveri -mamdgpu-debugger-abi=1.0 %s -o 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-MAMDGPU-DEBUGGER-ABI-1-0 %s
+// CHECK-MAMDGPU-DEBUGGER-ABI-1-0: "-target-feature" "+amdgpu-debugger-insert-nops" "-target-feature" "+amdgpu-debugger-reserve-trap-regs"
+//
+// -mamdgpu-debugger-insert-nops
+// RUN: %clang -### -target amdgcn -x cl -S -emit-llvm -mcpu=kaveri -mamdgpu-debugger-insert-nops %s -o 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-MAMDGPU-DEBUGGER-INSERT-NOPS %s
+// CHECK-MAMDGPU-DEBUGGER-INSERT-NOPS: "-target-feature" "+amdgpu-debugger-insert-nops"
+//
+// -mamdgpu-debugger-reserve-trap-regs
+// RUN: %clang -### -target amdgcn -x cl -S -emit-llvm -mcpu=kaveri -mamdgpu-debugger-reserve-trap-regs %s -o 2>&1 \
+// RUN: | FileCheck --check-prefix=CHECK-MAMDGPU-DEBUGGER-RESERVE-TRAP-REGS %s
+// CHECK-MAMDGPU-DEBUGGER-RESERVE-TRAP-REGS: "-target-feature" "+amdgpu-debugger-reserve-trap-regs"
Index: cfe/trunk/lib/Driver/Tools.cpp
===================================================================
--- cfe/trunk/lib/Driver/Tools.cpp
+++ cfe/trunk/lib/Driver/Tools.cpp
@@ -2391,6 +2391,22 @@
handleTargetFeaturesGroup(Args, Features, options::OPT_m_wasm_Features_Group);
}
+static void getAMDGPUTargetFeatures(const Driver &D, const ArgList &Args,
+ std::vector<const char *> &Features) {
+ if (const Arg *dAbi = Args.getLastArg(options::OPT_mamdgpu_debugger_abi)) {
+ StringRef value = dAbi->getValue();
+ if (value == "1.0") {
+ Features.push_back("+amdgpu-debugger-insert-nops");
+ Features.push_back("+amdgpu-debugger-reserve-trap-regs");
+ } else {
+ D.Diag(diag::err_drv_clang_unsupported) << dAbi->getAsString(Args);
+ }
+ }
+
+ handleTargetFeaturesGroup(
+ Args, Features, options::OPT_m_amdgpu_Features_Group);
+}
+
static void getTargetFeatures(const ToolChain &TC, const llvm::Triple &Triple,
const ArgList &Args, ArgStringList &CmdArgs,
bool ForAS) {
@@ -2436,6 +2452,10 @@
case llvm::Triple::wasm64:
getWebAssemblyTargetFeatures(Args, Features);
break;
+ case llvm::Triple::r600:
+ case llvm::Triple::amdgcn:
+ getAMDGPUTargetFeatures(D, Args, Features);
+ break;
}
// Find the last of each feature.
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