148 lines
6.3 KiB
Plaintext
148 lines
6.3 KiB
Plaintext
// Tests that ptxas and fatbinary are invoked correctly during CUDA
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// compilation.
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//
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// REQUIRES: clang-driver
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// REQUIRES: x86-registered-target
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// REQUIRES: nvptx-registered-target
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// Regular compiles with -O{0,1,2,3,4,fast}. -O4 and -Ofast map to ptxas O3.
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// RUN: %clang -### -target x86_64-linux-gnu -O0 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s
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// RUN: %clang -### -target x86_64-linux-gnu -O1 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT1 %s
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// RUN: %clang -### -target x86_64-linux-gnu -O2 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s
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// RUN: %clang -### -target x86_64-linux-gnu -O3 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT3 %s
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// RUN: %clang -### -target x86_64-linux-gnu -O4 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT3 %s
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// RUN: %clang -### -target x86_64-linux-gnu -Ofast -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT3 %s
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// Generating relocatable device code
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// RUN: %clang -### -target x86_64-linux-gnu -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,RDC %s
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// With debugging enabled, ptxas should be run with with no ptxas optimizations.
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-noopt-device-debug -O2 -g -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,DBG %s
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// --no-cuda-noopt-device-debug overrides --cuda-noopt-device-debug.
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-noopt-device-debug \
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// RUN: --no-cuda-noopt-device-debug -O2 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s
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// Regular compile without -O. This should result in us passing -O0 to ptxas.
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// RUN: %clang -### -target x86_64-linux-gnu -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s
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// Regular compiles with -Os and -Oz. For lack of a better option, we map
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// these to ptxas -O3.
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// RUN: %clang -### -target x86_64-linux-gnu -Os -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s
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// RUN: %clang -### -target x86_64-linux-gnu -Oz -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s
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// Regular compile targeting sm_35.
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-gpu-arch=sm_35 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35 %s
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// Separate compilation targeting sm_35.
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// RUN: %clang -### -target x86_64-linux-gnu --cuda-gpu-arch=sm_35 -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35,RDC %s
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// 32-bit compile.
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// RUN: %clang -### -target i386-linux-gnu -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20 %s
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// 32-bit compile when generating relocatable device code.
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// RUN: %clang -### -target i386-linux-gnu -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20,RDC %s
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// Compile with -fintegrated-as. This should still cause us to invoke ptxas.
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// RUN: %clang -### -target x86_64-linux-gnu -fintegrated-as -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s
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// Check that we still pass -c when generating relocatable device code.
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// RUN: %clang -### -target x86_64-linux-gnu -fintegrated-as -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,RDC %s
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// Check -Xcuda-ptxas and -Xcuda-fatbinary
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// RUN: %clang -### -target x86_64-linux-gnu -c -Xcuda-ptxas -foo1 \
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// RUN: -Xcuda-fatbinary -bar1 -Xcuda-ptxas -foo2 -Xcuda-fatbinary -bar2 %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,SM20,PTXAS-EXTRA,FATBINARY-EXTRA %s
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// MacOS spot-checks
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// RUN: %clang -### -target x86_64-apple-macosx -O0 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s
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// RUN: %clang -### -target x86_64-apple-macosx --cuda-gpu-arch=sm_35 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35 %s
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// RUN: %clang -### -target i386-apple-macosx -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20 %s
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// Check relocatable device code generation on MacOS.
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// RUN: %clang -### -target x86_64-apple-macosx -O0 -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,RDC %s
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// RUN: %clang -### -target x86_64-apple-macosx --cuda-gpu-arch=sm_35 -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35,RDC %s
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// RUN: %clang -### -target i386-apple-macosx -fgpu-rdc -c %s 2>&1 \
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// RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20,RDC %s
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// Check that CLANG forwards the -v flag to PTXAS.
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// RUN: %clang -### -save-temps -no-canonical-prefixes -v %s 2>&1 \
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// RUN: | FileCheck -check-prefix=CHK-PTXAS-VERBOSE %s
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// Match clang job that produces PTX assembly.
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// CHECK: "-cc1"
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// ARCH64-SAME: "-triple" "nvptx64-nvidia-cuda"
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// ARCH32-SAME: "-triple" "nvptx-nvidia-cuda"
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// SM20-SAME: "-target-cpu" "sm_20"
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// SM35-SAME: "-target-cpu" "sm_35"
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// RDC-SAME: "-fgpu-rdc"
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// CHECK-NOT: "-fgpu-rdc"
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// SM20-SAME: "-o" "[[PTXFILE:[^"]*]]"
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// SM35-SAME: "-o" "[[PTXFILE:[^"]*]]"
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// Match the call to ptxas (which assembles PTX to SASS).
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// CHECK: ptxas
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// ARCH64-SAME: "-m64"
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// ARCH32-SAME: "-m32"
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// OPT0-SAME: "-O0"
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// OPT0-NOT: "-g"
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// OPT1-SAME: "-O1"
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// OPT1-NOT: "-g"
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// OPT2-SAME: "-O2"
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// OPT2-NOT: "-g"
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// OPT3-SAME: "-O3"
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// OPT3-NOT: "-g"
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// DBG-SAME: "-g" "--dont-merge-basicblocks" "--return-at-end"
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// SM20-SAME: "--gpu-name" "sm_20"
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// SM35-SAME: "--gpu-name" "sm_35"
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// SM20-SAME: "--output-file" "[[CUBINFILE:[^"]*]]"
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// SM35-SAME: "--output-file" "[[CUBINFILE:[^"]*]]"
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// CHECK-SAME: "[[PTXFILE]]"
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// PTXAS-EXTRA-SAME: "-foo1"
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// PTXAS-EXTRA-SAME: "-foo2"
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// RDC-SAME: "-c"
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// CHECK-NOT: "-c"
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// Match the call to fatbinary (which combines all our PTX and SASS into one
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// blob).
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// CHECK: fatbinary
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// CHECK-SAME-DAG: "--cuda"
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// ARCH64-SAME-DAG: "-64"
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// ARCH32-SAME-DAG: "-32"
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// CHECK-DAG: "--create" "[[FATBINARY:[^"]*]]"
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// SM20-SAME-DAG: "--image=profile=compute_20,file=[[PTXFILE]]"
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// SM35-SAME-DAG: "--image=profile=compute_35,file=[[PTXFILE]]"
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// SM20-SAME-DAG: "--image=profile=sm_20,file=[[CUBINFILE]]"
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// SM35-SAME-DAG: "--image=profile=sm_35,file=[[CUBINFILE]]"
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// FATBINARY-EXTRA-SAME: "-bar1"
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// FATBINARY-EXTRA-SAME: "-bar2"
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// Match the clang job for host compilation.
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// CHECK: "-cc1"
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// ARCH64-SAME: "-triple" "x86_64-
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// ARCH32-SAME: "-triple" "i386-
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// CHECK-SAME: "-fcuda-include-gpubinary" "[[FATBINARY]]"
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// RDC-SAME: "-fgpu-rdc"
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// CHECK-NOT: "-fgpu-rdc"
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// CHK-PTXAS-VERBOSE: ptxas{{.*}}" "-v"
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