diff --git a/test/CodeGen/Mips/2008-08-03-ReturnDouble.ll b/test/CodeGen/Mips/2008-08-03-ReturnDouble.ll
new file mode 100644
index 0000000..b1e999c
--- /dev/null
+++ b/test/CodeGen/Mips/2008-08-03-ReturnDouble.ll
@@ -0,0 +1,18 @@
+; Double return in abicall (default)
+; RUN: llvm-as < %s | llc -march=mips
+; PR2615
+
+define double @main(...) {
+entry:
+        %retval = alloca double         ; <double*> [#uses=3]
+        store double 0.000000e+00, double* %retval
+        %r = alloca double              ; <double*> [#uses=1]
+        load double* %r         ; <double>:0 [#uses=1]
+        store double %0, double* %retval
+        br label %return
+
+return:         ; preds = %entry
+        load double* %retval            ; <double>:1 [#uses=1]
+        ret double %1
+}
+
diff --git a/test/CodeGen/Mips/2008-08-03-fabs64.ll b/test/CodeGen/Mips/2008-08-03-fabs64.ll
new file mode 100644
index 0000000..4ce1b1c
--- /dev/null
+++ b/test/CodeGen/Mips/2008-08-03-fabs64.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | llc -enable-legalize-types -march=mips -f -o %t
+; RUN: grep {lui.*32767} %t | count 1
+; RUN: grep {ori.*65535} %t | count 1
+
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
+target triple = "mipsallegrexel-psp-elf"
+
+define double @A(double %c, double %d) nounwind readnone  {
+entry:
+	tail call double @fabs( double %c ) nounwind readnone 		; <double>:0 [#uses=1]
+	tail call double @fabs( double %d ) nounwind readnone 		; <double>:0 [#uses=1]
+  add double %0, %1
+  ret double %2
+}
+
+declare double @fabs(double) nounwind readnone 
diff --git a/test/CodeGen/Mips/2008-08-04-Bitconvert.ll b/test/CodeGen/Mips/2008-08-04-Bitconvert.ll
new file mode 100644
index 0000000..fca3c00
--- /dev/null
+++ b/test/CodeGen/Mips/2008-08-04-Bitconvert.ll
@@ -0,0 +1,18 @@
+; RUN: llvm-as < %s | llc -enable-legalize-types -march=mips -f -o %t
+; RUN: grep mtc1 %t | count 1
+; RUN: grep mfc1 %t | count 1
+
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64"
+target triple = "mipsallegrexel-psp-elf"
+
+define float @A(i32 %u) nounwind  {
+entry:
+	bitcast i32 %u to float
+	ret float %0
+}
+
+define i32 @B(float %u) nounwind  {
+entry:
+	bitcast float %u to i32
+	ret i32 %0
+}