1 | // Tests that ptxas and fatbinary are invoked correctly during CUDA |
2 | // compilation. |
3 | // |
4 | // REQUIRES: clang-driver |
5 | // REQUIRES: x86-registered-target |
6 | // REQUIRES: nvptx-registered-target |
7 | |
8 | // Regular compiles with -O{0,1,2,3,4,fast}. -O4 and -Ofast map to ptxas O3. |
9 | // RUN: %clang -### -target x86_64-linux-gnu -O0 -c %s 2>&1 \ |
10 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s |
11 | // RUN: %clang -### -target x86_64-linux-gnu -O1 -c %s 2>&1 \ |
12 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT1 %s |
13 | // RUN: %clang -### -target x86_64-linux-gnu -O2 -c %s 2>&1 \ |
14 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s |
15 | // RUN: %clang -### -target x86_64-linux-gnu -O3 -c %s 2>&1 \ |
16 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT3 %s |
17 | // RUN: %clang -### -target x86_64-linux-gnu -O4 -c %s 2>&1 \ |
18 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT3 %s |
19 | // RUN: %clang -### -target x86_64-linux-gnu -Ofast -c %s 2>&1 \ |
20 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT3 %s |
21 | // Generating relocatable device code |
22 | // RUN: %clang -### -target x86_64-linux-gnu -fgpu-rdc -c %s 2>&1 \ |
23 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,RDC %s |
24 | |
25 | // With debugging enabled, ptxas should be run with with no ptxas optimizations. |
26 | // RUN: %clang -### -target x86_64-linux-gnu --cuda-noopt-device-debug -O2 -g -c %s 2>&1 \ |
27 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,DBG %s |
28 | |
29 | // --no-cuda-noopt-device-debug overrides --cuda-noopt-device-debug. |
30 | // RUN: %clang -### -target x86_64-linux-gnu --cuda-noopt-device-debug \ |
31 | // RUN: --no-cuda-noopt-device-debug -O2 -c %s 2>&1 \ |
32 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s |
33 | |
34 | // Regular compile without -O. This should result in us passing -O0 to ptxas. |
35 | // RUN: %clang -### -target x86_64-linux-gnu -c %s 2>&1 \ |
36 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s |
37 | |
38 | // Regular compiles with -Os and -Oz. For lack of a better option, we map |
39 | // these to ptxas -O3. |
40 | // RUN: %clang -### -target x86_64-linux-gnu -Os -c %s 2>&1 \ |
41 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s |
42 | // RUN: %clang -### -target x86_64-linux-gnu -Oz -c %s 2>&1 \ |
43 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT2 %s |
44 | |
45 | // Regular compile targeting sm_35. |
46 | // RUN: %clang -### -target x86_64-linux-gnu --cuda-gpu-arch=sm_35 -c %s 2>&1 \ |
47 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35 %s |
48 | // Separate compilation targeting sm_35. |
49 | // RUN: %clang -### -target x86_64-linux-gnu --cuda-gpu-arch=sm_35 -fgpu-rdc -c %s 2>&1 \ |
50 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35,RDC %s |
51 | |
52 | // 32-bit compile. |
53 | // RUN: %clang -### -target i386-linux-gnu -c %s 2>&1 \ |
54 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20 %s |
55 | // 32-bit compile when generating relocatable device code. |
56 | // RUN: %clang -### -target i386-linux-gnu -fgpu-rdc -c %s 2>&1 \ |
57 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20,RDC %s |
58 | |
59 | // Compile with -fintegrated-as. This should still cause us to invoke ptxas. |
60 | // RUN: %clang -### -target x86_64-linux-gnu -fintegrated-as -c %s 2>&1 \ |
61 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s |
62 | // Check that we still pass -c when generating relocatable device code. |
63 | // RUN: %clang -### -target x86_64-linux-gnu -fintegrated-as -fgpu-rdc -c %s 2>&1 \ |
64 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,RDC %s |
65 | |
66 | // Check -Xcuda-ptxas and -Xcuda-fatbinary |
67 | // RUN: %clang -### -target x86_64-linux-gnu -c -Xcuda-ptxas -foo1 \ |
68 | // RUN: -Xcuda-fatbinary -bar1 -Xcuda-ptxas -foo2 -Xcuda-fatbinary -bar2 %s 2>&1 \ |
69 | // RUN: | FileCheck -check-prefixes=CHECK,SM20,PTXAS-EXTRA,FATBINARY-EXTRA %s |
70 | |
71 | // MacOS spot-checks |
72 | // RUN: %clang -### -target x86_64-apple-macosx -O0 -c %s 2>&1 \ |
73 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,OPT0 %s |
74 | // RUN: %clang -### -target x86_64-apple-macosx --cuda-gpu-arch=sm_35 -c %s 2>&1 \ |
75 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35 %s |
76 | // RUN: %clang -### -target i386-apple-macosx -c %s 2>&1 \ |
77 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20 %s |
78 | |
79 | // Check relocatable device code generation on MacOS. |
80 | // RUN: %clang -### -target x86_64-apple-macosx -O0 -fgpu-rdc -c %s 2>&1 \ |
81 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM20,RDC %s |
82 | // RUN: %clang -### -target x86_64-apple-macosx --cuda-gpu-arch=sm_35 -fgpu-rdc -c %s 2>&1 \ |
83 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH64,SM35,RDC %s |
84 | // RUN: %clang -### -target i386-apple-macosx -fgpu-rdc -c %s 2>&1 \ |
85 | // RUN: | FileCheck -check-prefixes=CHECK,ARCH32,SM20,RDC %s |
86 | |
87 | // Check that CLANG forwards the -v flag to PTXAS. |
88 | // RUN: %clang -### -save-temps -no-canonical-prefixes -v %s 2>&1 \ |
89 | // RUN: | FileCheck -check-prefix=CHK-PTXAS-VERBOSE %s |
90 | |
91 | // Match clang job that produces PTX assembly. |
92 | // CHECK: "-cc1" |
93 | // ARCH64-SAME: "-triple" "nvptx64-nvidia-cuda" |
94 | // ARCH32-SAME: "-triple" "nvptx-nvidia-cuda" |
95 | // RDC-SAME: "-fgpu-rdc" |
96 | // CHECK-NOT: "-fgpu-rdc" |
97 | // SM20-SAME: "-target-cpu" "sm_20" |
98 | // SM35-SAME: "-target-cpu" "sm_35" |
99 | // SM20-SAME: "-o" "[[PTXFILE:[^"]*]]" |
100 | // SM35-SAME: "-o" "[[PTXFILE:[^"]*]]" |
101 | |
102 | // Match the call to ptxas (which assembles PTX to SASS). |
103 | // CHECK: ptxas |
104 | // ARCH64-SAME: "-m64" |
105 | // ARCH32-SAME: "-m32" |
106 | // OPT0-SAME: "-O0" |
107 | // OPT0-NOT: "-g" |
108 | // OPT1-SAME: "-O1" |
109 | // OPT1-NOT: "-g" |
110 | // OPT2-SAME: "-O2" |
111 | // OPT2-NOT: "-g" |
112 | // OPT3-SAME: "-O3" |
113 | // OPT3-NOT: "-g" |
114 | // DBG-SAME: "-g" "--dont-merge-basicblocks" "--return-at-end" |
115 | // SM20-SAME: "--gpu-name" "sm_20" |
116 | // SM35-SAME: "--gpu-name" "sm_35" |
117 | // SM20-SAME: "--output-file" "[[CUBINFILE:[^"]*]]" |
118 | // SM35-SAME: "--output-file" "[[CUBINFILE:[^"]*]]" |
119 | // CHECK-SAME: "[[PTXFILE]]" |
120 | // PTXAS-EXTRA-SAME: "-foo1" |
121 | // PTXAS-EXTRA-SAME: "-foo2" |
122 | // RDC-SAME: "-c" |
123 | // CHECK-NOT: "-c" |
124 | |
125 | // Match the call to fatbinary (which combines all our PTX and SASS into one |
126 | // blob). |
127 | // CHECK: fatbinary |
128 | // CHECK-SAME-DAG: "--cuda" |
129 | // ARCH64-SAME-DAG: "-64" |
130 | // ARCH32-SAME-DAG: "-32" |
131 | // CHECK-DAG: "--create" "[[FATBINARY:[^"]*]]" |
132 | // SM20-SAME-DAG: "--image=profile=compute_20,file=[[PTXFILE]]" |
133 | // SM35-SAME-DAG: "--image=profile=compute_35,file=[[PTXFILE]]" |
134 | // SM20-SAME-DAG: "--image=profile=sm_20,file=[[CUBINFILE]]" |
135 | // SM35-SAME-DAG: "--image=profile=sm_35,file=[[CUBINFILE]]" |
136 | // FATBINARY-EXTRA-SAME: "-bar1" |
137 | // FATBINARY-EXTRA-SAME: "-bar2" |
138 | |
139 | // Match the clang job for host compilation. |
140 | // CHECK: "-cc1" |
141 | // ARCH64-SAME: "-triple" "x86_64- |
142 | // ARCH32-SAME: "-triple" "i386- |
143 | // CHECK-SAME: "-fcuda-include-gpubinary" "[[FATBINARY]]" |
144 | // RDC-SAME: "-fgpu-rdc" |
145 | // CHECK-NOT: "-fgpu-rdc" |
146 | |
147 | // CHK-PTXAS-VERBOSE: ptxas{{.*}}" "-v" |
148 | |