Hexagon: Handle i8, i16 and i1 Var Args.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176647 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 134 insertions, 0 deletions

diff --git a/lib/Target/Hexagon/HexagonISelLowering.cpp b/lib/Target/Hexagon/HexagonISelLowering.cpp
index c142ed9..dad1292 100644
--- a/lib/Target/Hexagon/HexagonISelLowering.cpp
+++ b/lib/Target/Hexagon/HexagonISelLowering.cpp
@@ -103,6 +103,16 @@ CC_Hexagon_VarArg (unsigned ValNo, MVT ValVT,
     State.addLoc(CCValAssign::getMem(ValNo, ValVT, ofst, LocVT, LocInfo));
     return false;
   }
+  if (LocVT == MVT::i1 || LocVT == MVT::i8 || LocVT == MVT::i16) {
+    LocVT = MVT::i32;
+    ValVT = MVT::i32;
+    if (ArgFlags.isSExt())
+      LocInfo = CCValAssign::SExt;
+    else if (ArgFlags.isZExt())
+      LocInfo = CCValAssign::ZExt;
+    else
+      LocInfo = CCValAssign::AExt;
+  }
   if (LocVT == MVT::i32 || LocVT == MVT::f32) {
     ofst = State.AllocateStack(4, 4);
     State.addLoc(CCValAssign::getMem(ValNo, ValVT, ofst, LocVT, LocInfo));
diff --git a/test/CodeGen/Hexagon/i16_VarArg.ll b/test/CodeGen/Hexagon/i16_VarArg.ll
new file mode 100644
index 0000000..eb44c29
--- /dev/null
+++ b/test/CodeGen/Hexagon/i16_VarArg.ll
@@ -0,0 +1,40 @@
+; RUN: llc -march=hexagon < %s | FileCheck %s
+; CHECK: call __hexagon_{{[A-Z_a-z0-9]+}}
+
+@a_str = internal constant [8 x i8] c"a = %f\0A\00"
+@b_str = internal constant [8 x i8] c"b = %f\0A\00"
+@add_str = internal constant [12 x i8] c"a + b = %f\0A\00"
+@sub_str = internal constant [12 x i8] c"a - b = %f\0A\00"
+@mul_str = internal constant [12 x i8] c"a * b = %f\0A\00"
+@div_str = internal constant [12 x i8] c"b / a = %f\0A\00"
+@rem_str = internal constant [13 x i8] c"b %% a = %f\0A\00"
+@lt_str = internal constant [12 x i8] c"a < b = %d\0A\00"
+@le_str = internal constant [13 x i8] c"a <= b = %d\0A\00"
+@gt_str = internal constant [12 x i8] c"a > b = %d\0A\00"
+@ge_str = internal constant [13 x i8] c"a >= b = %d\0A\00"
+@eq_str = internal constant [13 x i8] c"a == b = %d\0A\00"
+@ne_str = internal constant [13 x i8] c"a != b = %d\0A\00"
+@A = global double 2.000000e+00
+@B = global double 5.000000e+00
+
+declare i32 @printf(i8*, ...)
+
+define i32 @main() {
+        %a = load double* @A
+        %b = load double* @B
+        %lt_r = fcmp olt double %a, %b
+        %le_r = fcmp ole double %a, %b
+        %gt_r = fcmp ogt double %a, %b
+        %ge_r = fcmp oge double %a, %b
+        %eq_r = fcmp oeq double %a, %b
+        %ne_r = fcmp une double %a, %b
+        %val1 = zext i1 %lt_r to i16
+        %lt_s = getelementptr [12 x i8]* @lt_str, i64 0, i64 0
+        %le_s = getelementptr [13 x i8]* @le_str, i64 0, i64 0
+        %gt_s = getelementptr [12 x i8]* @gt_str, i64 0, i64 0
+        %ge_s = getelementptr [13 x i8]* @ge_str, i64 0, i64 0
+        %eq_s = getelementptr [13 x i8]* @eq_str, i64 0, i64 0
+        %ne_s = getelementptr [13 x i8]* @ne_str, i64 0, i64 0
+        call i32 (i8*, ...)* @printf( i8* %lt_s, i16 %val1 )
+        ret i32 0
+}
\ No newline at end of file
diff --git a/test/CodeGen/Hexagon/i1_VarArg.ll b/test/CodeGen/Hexagon/i1_VarArg.ll
new file mode 100644
index 0000000..7dbfb25
--- /dev/null
+++ b/test/CodeGen/Hexagon/i1_VarArg.ll
@@ -0,0 +1,44 @@
+; RUN: llc -march=hexagon < %s | FileCheck %s
+; CHECK: call __hexagon_{{[_A-Za-z0-9]+}}
+
+@a_str = internal constant [8 x i8] c"a = %f\0A\00"
+@b_str = internal constant [8 x i8] c"b = %f\0A\00"
+@add_str = internal constant [12 x i8] c"a + b = %f\0A\00"
+@sub_str = internal constant [12 x i8] c"a - b = %f\0A\00"
+@mul_str = internal constant [12 x i8] c"a * b = %f\0A\00"
+@div_str = internal constant [12 x i8] c"b / a = %f\0A\00"
+@rem_str = internal constant [13 x i8] c"b %% a = %f\0A\00"
+@lt_str = internal constant [12 x i8] c"a < b = %d\0A\00"
+@le_str = internal constant [13 x i8] c"a <= b = %d\0A\00"
+@gt_str = internal constant [12 x i8] c"a > b = %d\0A\00"
+@ge_str = internal constant [13 x i8] c"a >= b = %d\0A\00"
+@eq_str = internal constant [13 x i8] c"a == b = %d\0A\00"
+@ne_str = internal constant [13 x i8] c"a != b = %d\0A\00"
+@A = global double 2.000000e+00
+@B = global double 5.000000e+00
+
+declare i32 @printf(i8*, ...)
+
+define i32 @main() {
+        %a = load double* @A
+        %b = load double* @B
+        %lt_r = fcmp olt double %a, %b
+        %le_r = fcmp ole double %a, %b
+        %gt_r = fcmp ogt double %a, %b
+        %ge_r = fcmp oge double %a, %b
+        %eq_r = fcmp oeq double %a, %b
+        %ne_r = fcmp une double %a, %b
+        %lt_s = getelementptr [12 x i8]* @lt_str, i64 0, i64 0
+        %le_s = getelementptr [13 x i8]* @le_str, i64 0, i64 0
+        %gt_s = getelementptr [12 x i8]* @gt_str, i64 0, i64 0
+        %ge_s = getelementptr [13 x i8]* @ge_str, i64 0, i64 0
+        %eq_s = getelementptr [13 x i8]* @eq_str, i64 0, i64 0
+        %ne_s = getelementptr [13 x i8]* @ne_str, i64 0, i64 0
+        call i32 (i8*, ...)* @printf( i8* %lt_s, i1 %lt_r )
+        call i32 (i8*, ...)* @printf( i8* %le_s, i1 %le_r )
+        call i32 (i8*, ...)* @printf( i8* %gt_s, i1 %gt_r )
+        call i32 (i8*, ...)* @printf( i8* %ge_s, i1 %ge_r )
+        call i32 (i8*, ...)* @printf( i8* %eq_s, i1 %eq_r )
+        call i32 (i8*, ...)* @printf( i8* %ne_s, i1 %ne_r )
+        ret i32 0
+}
\ No newline at end of file
diff --git a/test/CodeGen/Hexagon/i8_VarArg.ll b/test/CodeGen/Hexagon/i8_VarArg.ll
new file mode 100644
index 0000000..687b178
--- /dev/null
+++ b/test/CodeGen/Hexagon/i8_VarArg.ll
@@ -0,0 +1,40 @@
+; RUN: llc -march=hexagon < %s | FileCheck %s
+; CHECK: call __hexagon_{{[A-Z_a-z0-9]+}}
+
+@a_str = internal constant [8 x i8] c"a = %f\0A\00"
+@b_str = internal constant [8 x i8] c"b = %f\0A\00"
+@add_str = internal constant [12 x i8] c"a + b = %f\0A\00"
+@sub_str = internal constant [12 x i8] c"a - b = %f\0A\00"
+@mul_str = internal constant [12 x i8] c"a * b = %f\0A\00"
+@div_str = internal constant [12 x i8] c"b / a = %f\0A\00"
+@rem_str = internal constant [13 x i8] c"b %% a = %f\0A\00"
+@lt_str = internal constant [12 x i8] c"a < b = %d\0A\00"
+@le_str = internal constant [13 x i8] c"a <= b = %d\0A\00"
+@gt_str = internal constant [12 x i8] c"a > b = %d\0A\00"
+@ge_str = internal constant [13 x i8] c"a >= b = %d\0A\00"
+@eq_str = internal constant [13 x i8] c"a == b = %d\0A\00"
+@ne_str = internal constant [13 x i8] c"a != b = %d\0A\00"
+@A = global double 2.000000e+00
+@B = global double 5.000000e+00
+
+declare i32 @printf(i8*, ...)
+
+define i32 @main() {
+        %a = load double* @A
+        %b = load double* @B
+        %lt_r = fcmp olt double %a, %b
+        %le_r = fcmp ole double %a, %b
+        %gt_r = fcmp ogt double %a, %b
+        %ge_r = fcmp oge double %a, %b
+        %eq_r = fcmp oeq double %a, %b
+        %ne_r = fcmp une double %a, %b
+        %val1 = zext i1 %lt_r to i8
+        %lt_s = getelementptr [12 x i8]* @lt_str, i64 0, i64 0
+        %le_s = getelementptr [13 x i8]* @le_str, i64 0, i64 0
+        %gt_s = getelementptr [12 x i8]* @gt_str, i64 0, i64 0
+        %ge_s = getelementptr [13 x i8]* @ge_str, i64 0, i64 0
+        %eq_s = getelementptr [13 x i8]* @eq_str, i64 0, i64 0
+        %ne_s = getelementptr [13 x i8]* @ne_str, i64 0, i64 0
+        call i32 (i8*, ...)* @printf( i8* %lt_s, i8 %val1 )
+        ret i32 0
+}
\ No newline at end of file