r248276 - [mips] Added support for using the command line options -Wa, -msoft-float and -Wa, -mhard-float.

[Daniel Sanders via cfe-commits]

Author: dsanders
Date: Tue Sep 22 08:52:32 2015
New Revision: 248276

URL: http://llvm.org/viewvc/llvm-project?rev=248276&view=rev
Log:
[mips] Added support for using the command line options -Wa,-msoft-float and -Wa,-mhard-float.

Patch by Scott Egerton.

Reviewers: vkalintiris, dsanders

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D12600

Modified:
    cfe/trunk/lib/Driver/Tools.cpp
    cfe/trunk/test/Driver/mips-ias-Wa.s

Modified: cfe/trunk/lib/Driver/Tools.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/Tools.cpp?rev=248276&r1=248275&r2=248276&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/Tools.cpp (original)
+++ cfe/trunk/lib/Driver/Tools.cpp Tue Sep 22 08:52:32 2015
@@ -2383,6 +2383,12 @@ static void CollectArgsForIntegratedAsse
       } else if (Value == "--break") {
         CmdArgs.push_back("-target-feature");
         CmdArgs.push_back("-use-tcc-in-div");
+      } else if (Value.startswith("-msoft-float")) {
+        CmdArgs.push_back("-target-feature");
+        CmdArgs.push_back("+soft-float");
+      } else if (Value.startswith("-mhard-float")) {
+        CmdArgs.push_back("-target-feature");
+        CmdArgs.push_back("-soft-float");
       } else {
         D.Diag(diag::err_drv_unsupported_option_argument)
             << A->getOption().getName() << Value;

Modified: cfe/trunk/test/Driver/mips-ias-Wa.s
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/mips-ias-Wa.s?rev=248276&r1=248275&r2=248276&view=diff
==============================================================================
--- cfe/trunk/test/Driver/mips-ias-Wa.s (original)
+++ cfe/trunk/test/Driver/mips-ias-Wa.s Tue Sep 22 08:52:32 2015
@@ -22,3 +22,28 @@
 // RUN:   FileCheck -check-prefix=TRAP-BOTH-BREAK-FIRST %s
 // TRAP-BOTH-BREAK-FIRST: -cc1as
 // TRAP-BOTH-BREAK-FIRST: "-target-feature" "-use-tcc-in-div" "-target-feature" "+use-tcc-in-div"
+
+// RUN: %clang -target mips-linux-gnu -### -fintegrated-as -c %s 2>&1 | \
+// RUN:   FileCheck -check-prefix=MSOFT-FLOAT-DEFAULT %s
+// MSOFT-FLOAT-DEFAULT: -cc1as
+// MSOFT-FLOAT-DEFAULT-NOT: "-target-feature" "-soft-float"
+
+// RUN: %clang -target mips-linux-gnu -### -fintegrated-as -c %s -Wa,-msoft-float 2>&1 | \
+// RUN:   FileCheck -check-prefix=MSOFT-FLOAT-ON %s
+// MSOFT-FLOAT-ON: -cc1as
+// MSOFT-FLOAT-ON: "-target-feature" "+soft-float"
+
+// RUN: %clang -target mips-linux-gnu -### -fintegrated-as -c %s -Wa,-mhard-float 2>&1 | \
+// RUN:   FileCheck -check-prefix=MSOFT-FLOAT-OFF %s
+// MSOFT-FLOAT-OFF: -cc1as
+// MSOFT-FLOAT-OFF: "-target-feature" "-soft-float"
+
+// RUN: %clang -target mips-linux-gnu -### -fintegrated-as -c %s -Wa,-msoft-float,-mhard-float 2>&1 | \
+// RUN:   FileCheck -check-prefix=MSOFT-FLOAT-BOTH-MSOFT-FLOAT-FIRST %s
+// MSOFT-FLOAT-BOTH-MSOFT-FLOAT-FIRST: -cc1as
+// MSOFT-FLOAT-BOTH-MSOFT-FLOAT-FIRST: "-target-feature" "+soft-float" "-target-feature" "-soft-float"
+
+// RUN: %clang -target mips-linux-gnu -### -fintegrated-as -c %s -Wa,-mhard-float,-msoft-float 2>&1 | \
+// RUN:   FileCheck -check-prefix=MSOFT-FLOAT-BOTH-MHARD-FLOAT-FIRST %s
+// MSOFT-FLOAT-BOTH-MHARD-FLOAT-FIRST: -cc1as
+// MSOFT-FLOAT-BOTH-MHARD-FLOAT-FIRST: "-target-feature" "-soft-float" "-target-feature" "+soft-float"