Implement more support for fp-to-i128 and i128-to-fp conversions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48189 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 31 insertions, 0 deletions

diff --git a/test/CodeGen/PowerPC/int-fp-conv.ll b/test/CodeGen/PowerPC/int-fp-conv.ll
new file mode 100644
index 0000000..82a1826
--- /dev/null
+++ b/test/CodeGen/PowerPC/int-fp-conv.ll
@@ -0,0 +1,17 @@
+; RUN: llvm-as < %s | llc -march=ppc64 > %t
+; RUN: grep  __floattitf %t
+; RUN: grep  __fixunstfti %t
+
+target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128"
+target triple = "powerpc64-apple-darwin9.2.0"
+
+define ppc_fp128 @foo(i128 %a) nounwind  {
+entry:
+	%tmp2829 = uitofp i128 %a to ppc_fp128		; <i64> [#uses=1]
+	ret ppc_fp128 %tmp2829
+}
+define i128 @boo(ppc_fp128 %a) nounwind  {
+entry:
+	%tmp2829 = fptoui ppc_fp128 %a to i128		; <i64> [#uses=1]
+	ret i128 %tmp2829
+}
diff --git a/test/CodeGen/PowerPC/itofp128.ll b/test/CodeGen/PowerPC/itofp128.ll
new file mode 100644
index 0000000..91119e9
--- /dev/null
+++ b/test/CodeGen/PowerPC/itofp128.ll
@@ -0,0 +1,14 @@
+; RUN: llvm-as < %s | llc -march=ppc64
+
+target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128"
+target triple = "powerpc64-apple-darwin9.2.0"
+
+define i128 @__fixunstfti(ppc_fp128 %a) nounwind  {
+entry:
+        %tmp1213 = uitofp i128 0 to ppc_fp128           ; <ppc_fp128> [#uses=1]
+        %tmp15 = sub ppc_fp128 %a, %tmp1213             ; <ppc_fp128> [#uses=1]
+        %tmp2829 = fptoui ppc_fp128 %tmp15 to i64               ; <i64> [#uses=1]
+        %tmp282930 = zext i64 %tmp2829 to i128          ; <i128> [#uses=1]
+        %tmp32 = add i128 %tmp282930, 0         ; <i128> [#uses=1]
+        ret i128 %tmp32
+}