[cfe-dev] [PATCH] driver improvements for freebsd-*-mips*

[Brooks Davis]

On Mon, Aug 27, 2012 at 09:52:40AM -0700, Eric Christopher wrote:
> On Aug 27, 2012, at 9:48 AM, Brooks Davis <brooks at freebsd.org> wrote:
> 
> > Any chance I could persuade someone to commit this change?
> 
> Looks fairly reasonable. Didn't see a test though if you don't mind?

Here you go.  The following diff assumes that mips-as.c is copied to
freebsd-mips-as.c before being applied.

-- Brooks

Index: freebsd.c
===================================================================
--- freebsd.c	(revision 162742)
+++ freebsd.c	(working copy)
@@ -43,4 +43,31 @@
 // CHECK-LDFLAGS8: --enable-new-dtags
 // CHECK-LDFLAGS9: --hash-style=both
 // CHECK-LDFLAGS9: --enable-new-dtags
-
+//
+// Check that we do not pass --hash-style=gnu and --hash-style=both to linker
+// and provide correct path to the dynamic linker for MIPS platforms.
+// Also verify that we tell the assembler to target the right ISA and ABI.
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     -target mips-unknown-freebsd10.0 -ccc-clang-archs mips \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPS %s
+// CHECK-MIPS: "{{.*}}ld"
+// CHECK-MIPS: "-dynamic-linker" "{{.*}}/libexec/ld-elf.so.1"
+// CHECK-MIPS-NOT: "--hash-style={{gnu|both}}"
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     -target mipsel-unknown-freebsd10.0 -ccc-clang-archs mipsel \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPSEL %s
+// CHECK-MIPSEL: "{{.*}}ld"
+// CHECK-MIPSEL: "-dynamic-linker" "{{.*}}/libexec/ld-elf.so.1"
+// CHECK-MIPSEL-NOT: "--hash-style={{gnu|both}}"
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     -target mips64-unknown-freebsd10.0 -ccc-clang-archs mips64 \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPS64 %s
+// CHECK-MIPS64: "{{.*}}ld"
+// CHECK-MIPS64: "-dynamic-linker" "{{.*}}/libexec/ld-elf.so.1"
+// CHECK-MIPS64-NOT: "--hash-style={{gnu|both}}"
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     -target mips64el-unknown-freebsd10.0 -ccc-clang-archs mips64el \
+// RUN:   | FileCheck --check-prefix=CHECK-MIPS64EL %s
+// CHECK-MIPS64EL: "{{.*}}ld"
+// CHECK-MIPS64EL: "-dynamic-linker" "{{.*}}/libexec/ld-elf.so.1"
+// CHECK-MIPS64EL-NOT: "--hash-style={{gnu|both}}"
Index: freebsd-mips-as.c
===================================================================
--- freebsd-mips-as.c	(working copy)
+++ freebsd-mips-as.c	(working copy)
@@ -1,38 +1,56 @@
 // Check passing options to the assembler for MIPS targets.
 //
-// RUN: %clang -target mips-linux-gnu -### \
+// RUN: %clang -target mips-unknown-freebsd -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS32-EB-AS %s
 // MIPS32-EB-AS: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
 // MIPS32-EB-AS-NOT: "-KPIC"
 //
-// RUN: %clang -target mips-linux-gnu -### \
+// RUN: %clang -target mips-unknown-freebsd -### \
 // RUN:   -no-integrated-as -fPIC -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS32-EB-PIC %s
 // MIPS32-EB-PIC: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
 // MIPS32-EB-PIC: "-KPIC"
 //
-// RUN: %clang -target mipsel-linux-gnu -### \
+// RUN: %clang -target mips-unknown-freebsd -### \
+// RUN:   -no-integrated-as -fpic -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=MIPS32-EB-PIC-SMALL %s
+// MIPS32-EB-PIC-SMALL: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
+// MIPS32-EB-PIC-SMALL: "-KPIC"
+//
+// RUN: %clang -target mips-unknown-freebsd -### \
+// RUN:   -no-integrated-as -fPIE -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=MIPS32-EB-PIE %s
+// MIPS32-EB-PIE: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
+// MIPS32-EB-PIE: "-KPIC"
+//
+// RUN: %clang -target mips-unknown-freebsd -### \
+// RUN:   -no-integrated-as -fpie -c %s 2>&1 \
+// RUN:   | FileCheck -check-prefix=MIPS32-EB-PIE-SMALL %s
+// MIPS32-EB-PIE-SMALL: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EB"
+// MIPS32-EB-PIE-SMALL: "-KPIC"
+//
+// RUN: %clang -target mipsel-unknown-freebsd -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS32-EL-AS %s
 // MIPS32-EL-AS: as{{(.exe)?}}" "-march" "mips32" "-mabi" "32" "-EL"
 //
-// RUN: %clang -target mips64-linux-gnu -### \
+// RUN: %clang -target mips64-unknown-freebsd -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS64-EB-AS %s
 // MIPS64-EB-AS: as{{(.exe)?}}" "-march" "mips64" "-mabi" "64" "-EB"
 //
-// RUN: %clang -target mips64el-linux-gnu -### \
+// RUN: %clang -target mips64el-unknown-freebsd -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS64-EL-AS %s
 // MIPS64-EL-AS: as{{(.exe)?}}" "-march" "mips64" "-mabi" "64" "-EL"
 //
-// RUN: %clang -target mips-linux-gnu -mabi=eabi -### \
+// RUN: %clang -target mips-unknown-freebsd -mabi=eabi -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS-EABI %s
 // MIPS-EABI: as{{(.exe)?}}" "-march" "mips32" "-mabi" "eabi" "-EB"
 //
-// RUN: %clang -target mips64-linux-gnu -mabi=n32 -### \
+// RUN: %clang -target mips64-unknown-freebsd -mabi=n32 -### \
 // RUN:   -no-integrated-as -c %s 2>&1 \
 // RUN:   | FileCheck -check-prefix=MIPS-N32 %s
 // MIPS-N32: as{{(.exe)?}}" "-march" "mips64" "-mabi" "n32" "-EB"
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