forked from OSchip/llvm-project
113 lines
4.9 KiB
Plaintext
113 lines
4.9 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix OPT3 %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 -c %s 2>&1 \
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// RUN: | FileCheck -check-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM35 %s
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// 32-bit compile.
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// RUN: %clang -### -target x86_32-linux-gnu -c %s 2>&1 \
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// RUN: | FileCheck -check-prefix ARCH32 -check-prefix SM20 %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-prefix ARCH64 -check-prefix SM20 -check-prefix OPT0 %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-prefix SM20 -check-prefix PTXAS-EXTRA \
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// RUN: -check-prefix 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-prefix ARCH64 -check-prefix SM20 -check-prefix 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-prefix ARCH64 -check-prefix SM35 %s
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// RUN: %clang -### -target x86_32-apple-macosx -c %s 2>&1 \
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// RUN: | FileCheck -check-prefix ARCH32 -check-prefix SM20 %s
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// Match clang job that produces PTX assembly.
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// CHECK: "-cc1" "-triple" "nvptx64-nvidia-cuda"
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// SM20: "-target-cpu" "sm_20"
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// SM35: "-target-cpu" "sm_35"
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// SM20: "-o" "[[PTXFILE:[^"]*]]"
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// SM35: "-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: "-m64"
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// ARCH32: "-m32"
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// OPT0: "-O0"
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// OPT0-NOT: "-g"
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// OPT1: "-O1"
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// OPT1-NOT: "-g"
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// OPT2: "-O2"
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// OPT2-NOT: "-g"
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// OPT3: "-O3"
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// OPT3-NOT: "-g"
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// DBG: "-g" "--dont-merge-basicblocks" "--return-at-end"
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// SM20: "--gpu-name" "sm_20"
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// SM35: "--gpu-name" "sm_35"
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// SM20: "--output-file" "[[CUBINFILE:[^"]*]]"
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// SM35: "--output-file" "[[CUBINFILE:[^"]*]]"
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// PTXAS-EXTRA: "-foo1"
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// PTXAS-EXTRA-SAME: "-foo2"
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// CHECK-SAME: "[[PTXFILE]]"
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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-DAG: "--cuda"
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// ARCH64-DAG: "-64"
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// ARCH32-DAG: "-32"
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// CHECK-DAG: "--create" "[[FATBINARY:[^"]*]]"
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// SM20-DAG: "--image=profile=compute_20,file=[[PTXFILE]]"
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// SM35-DAG: "--image=profile=compute_35,file=[[PTXFILE]]"
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// SM20-DAG: "--image=profile=sm_20,file=[[CUBINFILE]]"
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// SM35-DAG: "--image=profile=sm_35,file=[[CUBINFILE]]"
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// FATBINARY-EXTRA: "-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" "-triple" "x86_64--linux-gnu"
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// CHECK-SAME: "-fcuda-include-gpubinary" "[[FATBINARY]]"
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