Add AIX assembler support

Summary:
A skeleton of AIX toolchain and system linker support has been introduced in D68340, and this is a follow on patch to it.
This patch adds support to system assembler invocation to the AIX toolchain.

Reviewers: daltenty, hubert.reinterpretcast, jasonliu, Xiangling_L, dlj

Reviewed By: daltenty, hubert.reinterpretcast

Subscribers: wuzish, nemanjai, kbarton, jfb, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D69620

4 files changed, 73 insertions, 0 deletions

diff --git a/clang/test/Driver/Inputs/aix_ppc_tree/dummy0.s b/clang/test/Driver/Inputs/aix_ppc_tree/dummy0.s
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/clang/test/Driver/Inputs/aix_ppc_tree/dummy0.s
diff --git a/clang/test/Driver/Inputs/aix_ppc_tree/dummy1.s b/clang/test/Driver/Inputs/aix_ppc_tree/dummy1.s
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/clang/test/Driver/Inputs/aix_ppc_tree/dummy1.s
diff --git a/clang/test/Driver/Inputs/aix_ppc_tree/dummy2.s b/clang/test/Driver/Inputs/aix_ppc_tree/dummy2.s
new file mode 100644
index 00000000000..e69de29bb2d
--- /dev/null
+++ b/clang/test/Driver/Inputs/aix_ppc_tree/dummy2.s
diff --git a/clang/test/Driver/aix-as.c b/clang/test/Driver/aix-as.c
new file mode 100644
index 00000000000..4f67d1ba90b
--- /dev/null
+++ b/clang/test/Driver/aix-as.c
@@ -0,0 +1,73 @@
+// General tests that as(1) invocations on AIX targets are sane. Note that we
+// only test assembler functionalities in this suite.
+
+// Check powerpc-ibm-aix7.1.0.0, 32-bit.
+// RUN: %clang -no-canonical-prefixes %s -### -c -o %t.o 2>&1 \
+// RUN:         -target powerpc-ibm-aix7.1.0.0 \
+// RUN:   | FileCheck --check-prefix=CHECK-AS32 %s
+// CHECK-AS32-NOT: warning:
+// CHECK-AS32: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "powerpc-ibm-aix7.1.0.0"
+// CHECK-AS32: "{{.*}}as{{(.exe)?}}" 
+// CHECK-AS32: "-a32" 
+// CHECK-AS32: "-u" 
+// CHECK-AS32: "-many" 
+
+// Check powerpc64-ibm-aix7.1.0.0, 64-bit.
+// RUN: %clang -no-canonical-prefixes %s -### -c -o %t.o 2>&1 \
+// RUN:         -target powerpc64-ibm-aix7.1.0.0 \
+// RUN:   | FileCheck --check-prefix=CHECK-AS64 %s
+// CHECK-AS64-NOT: warning:
+// CHECK-AS64: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "powerpc64-ibm-aix7.1.0.0"
+// CHECK-AS64: "{{.*}}as{{(.exe)?}}" 
+// CHECK-AS64: "-a64" 
+// CHECK-AS64: "-u" 
+// CHECK-AS64: "-many"
+
+
+// Check powerpc-ibm-aix7.1.0.0, 32-bit. -Xassembler <arg> option. 
+// RUN: %clang -no-canonical-prefixes %s -### -c -o %t.o 2>&1 \
+// RUN:         -Xassembler -w \
+// RUN:         -target powerpc-ibm-aix7.1.0.0 \
+// RUN:   | FileCheck --check-prefix=CHECK-AS32-Xassembler %s
+// CHECK-AS32-Xassembler-NOT: warning:
+// CHECK-AS32-Xassembler: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "powerpc-ibm-aix7.1.0.0"
+// CHECK-AS32-Xassembler: "{{.*}}as{{(.exe)?}}" 
+// CHECK-AS32-Xassembler: "-a32" 
+// CHECK-AS32-Xassembler: "-u" 
+// CHECK-AS32-Xassembler: "-many"
+// CHECK-AS32-Xassembler: "-w"
+
+// Check powerpc64-ibm-aix7.1.0.0, 64-bit. -Wa,<arg>,<arg> option.
+// RUN: %clang -no-canonical-prefixes %s -### -c -o %t.o 2>&1 \
+// RUN:         -Wa,-v,-w \
+// RUN:         -target powerpc64-ibm-aix7.1.0.0 \
+// RUN:   | FileCheck --check-prefix=CHECK-AS64-Wa %s
+// CHECK-AS64-Wa-NOT: warning:
+// CHECK-AS64-Wa: {{.*}}clang{{(.exe)?}}" "-cc1" "-triple" "powerpc64-ibm-aix7.1.0.0"
+// CHECK-AS64-Wa: "{{.*}}as{{(.exe)?}}" 
+// CHECK-AS64-Wa: "-a64" 
+// CHECK-AS64-Wa: "-u" 
+// CHECK-AS64-Wa: "-many"
+// CHECK-AS64-Wa: "-v"
+// CHECK-AS64-Wa: "-w"
+
+// Check powerpc-ibm-aix7.1.0.0, 32-bit. Multiple input files.
+// RUN: %clang -no-canonical-prefixes -### -c \
+// RUN:         %S/Inputs/aix_ppc_tree/dummy0.s \
+// RUN:         %S/Inputs/aix_ppc_tree/dummy1.s \
+// RUN:         %S/Inputs/aix_ppc_tree/dummy2.s 2>&1 \
+// RUN:         -target powerpc-ibm-aix7.1.0.0 \
+// RUN:   | FileCheck --check-prefix=CHECK-AS32-MultiInput %s
+// CHECK-AS32-MultiInput-NOT: warning:
+// CHECK-AS32-MultiInput: "{{.*}}as{{(.exe)?}}"
+// CHECK-AS32-MultiInput: "-a32"
+// CHECK-AS32-MultiInput: "-u"
+// CHECK-AS32-MultiInput: "-many"
+// CHECK-AS32-MultiInput: "{{.*}}as{{(.exe)?}}"
+// CHECK-AS32-MultiInput: "-a32"
+// CHECK-AS32-MultiInput: "-u"
+// CHECK-AS32-MultiInput: "-many"
+// CHECK-AS32-MultiInput: "{{.*}}as{{(.exe)?}}"
+// CHECK-AS32-MultiInput: "-a32"
+// CHECK-AS32-MultiInput: "-u"
+// CHECK-AS32-MultiInput: "-many"