Update aosp/master LLVM with patches for fp16

Cherry-pick LLVM revisions r235191, r235215, r235220, r235341, r235363,
r235530, r235609, r235610, r237004

r235191 has a required bug-fix and the rest are all related to fp16.

Change-Id: I7fe8da5ffd8f2c06150885a54769abd18c3a04c6
(cherry picked from commit a18e6af1712fd41c4a705a19ad71f6e9ac7a4e68)

1 files changed, 105 insertions, 0 deletions

diff --git a/test/CodeGen/AArch64/fp16-v16-instructions.ll b/test/CodeGen/AArch64/fp16-v16-instructions.ll
new file mode 100644
index 0000000..1af2bd1
--- /dev/null
+++ b/test/CodeGen/AArch64/fp16-v16-instructions.ll
@@ -0,0 +1,105 @@
+; RUN: llc < %s -mtriple=aarch64-none-eabi | FileCheck %s
+
+
+define <16 x half> @sitofp_i32(<16 x i32> %a) #0 {
+; CHECK-LABEL: sitofp_i32:
+; CHECK-DAG: scvtf [[S0:v[0-9]+\.4s]], v0.4s
+; CHECK-DAG: scvtf [[S1:v[0-9]+\.4s]], v1.4s
+; CHECK-DAG: scvtf [[S2:v[0-9]+\.4s]], v2.4s
+; CHECK-DAG: scvtf [[S3:v[0-9]+\.4s]], v3.4s
+; CHECK-DAG: fcvtn v0.4h, [[S0]]
+; CHECK-DAG: fcvtn v1.4h, [[S2]]
+; CHECK-DAG: v[[R1:[0-9]+]].4h, [[S1]]
+; CHECK-DAG: v[[R3:[0-9]+]].4h, [[S3]]
+; CHECK-DAg: ins v0.d[1], v[[R1]].d[0]
+; CHECK-DAG: ins v1.d[1], v[[R3]].d[0]
+
+  %1 = sitofp <16 x i32> %a to <16 x half>
+  ret <16 x half> %1
+}
+
+
+define <16 x half> @sitofp_i64(<16 x i64> %a) #0 {
+; CHECK-LABEL: sitofp_i64:
+; CHECK-DAG: scvtf [[D0:v[0-9]+\.2d]], v0.2d
+; CHECK-DAG: scvtf [[D1:v[0-9]+\.2d]], v1.2d
+; CHECK-DAG: scvtf [[D2:v[0-9]+\.2d]], v2.2d
+; CHECK-DAG: scvtf [[D3:v[0-9]+\.2d]], v3.2d
+; CHECK-DAG: scvtf [[D4:v[0-9]+\.2d]], v4.2d
+; CHECK-DAG: scvtf [[D5:v[0-9]+\.2d]], v5.2d
+; CHECK-DAG: scvtf [[D6:v[0-9]+\.2d]], v6.2d
+; CHECK-DAG: scvtf [[D7:v[0-9]+\.2d]], v7.2d
+
+; CHECK-DAG: fcvtn [[S0:v[0-9]+]].2s, [[D0]]
+; CHECK-DAG: fcvtn [[S1:v[0-9]+]].2s, [[D2]]
+; CHECK-DAG: fcvtn [[S2:v[0-9]+]].2s, [[D4]]
+; CHECK-DAG: fcvtn [[S3:v[0-9]+]].2s, [[D6]]
+
+; CHECK-DAG: fcvtn2 [[S0]].4s, [[D1]]
+; CHECK-DAG: fcvtn2 [[S1]].4s, [[D3]]
+; CHECK-DAG: fcvtn2 [[S2]].4s, [[D5]]
+; CHECK-DAG: fcvtn2 [[S3]].4s, [[D7]]
+
+; CHECK-DAG: fcvtn v0.4h, [[S0]].4s
+; CHECK-DAG: fcvtn v1.4h, [[S2]].4s
+; CHECK-DAG: fcvtn v[[R1:[0-9]+]].4h, [[S1]].4s
+; CHECK-DAG: fcvtn v[[R3:[0-9]+]].4h, [[S3]].4s
+; CHECK-DAG: ins v0.d[1], v[[R1]].d[0]
+; CHECK-DAG: ins v1.d[1], v[[R3]].d[0]
+
+  %1 = sitofp <16 x i64> %a to <16 x half>
+  ret <16 x half> %1
+}
+
+
+define <16 x half> @uitofp_i32(<16 x i32> %a) #0 {
+; CHECK-LABEL: uitofp_i32:
+; CHECK-DAG: ucvtf [[S0:v[0-9]+\.4s]], v0.4s
+; CHECK-DAG: ucvtf [[S1:v[0-9]+\.4s]], v1.4s
+; CHECK-DAG: ucvtf [[S2:v[0-9]+\.4s]], v2.4s
+; CHECK-DAG: ucvtf [[S3:v[0-9]+\.4s]], v3.4s
+; CHECK-DAG: fcvtn v0.4h, [[S0]]
+; CHECK-DAG: fcvtn v1.4h, [[S2]]
+; CHECK-DAG: v[[R1:[0-9]+]].4h, [[S1]]
+; CHECK-DAG: v[[R3:[0-9]+]].4h, [[S3]]
+; CHECK-DAg: ins v0.d[1], v[[R1]].d[0]
+; CHECK-DAG: ins v1.d[1], v[[R3]].d[0]
+
+  %1 = uitofp <16 x i32> %a to <16 x half>
+  ret <16 x half> %1
+}
+
+
+define <16 x half> @uitofp_i64(<16 x i64> %a) #0 {
+; CHECK-LABEL: uitofp_i64:
+; CHECK-DAG: ucvtf [[D0:v[0-9]+\.2d]], v0.2d
+; CHECK-DAG: ucvtf [[D1:v[0-9]+\.2d]], v1.2d
+; CHECK-DAG: ucvtf [[D2:v[0-9]+\.2d]], v2.2d
+; CHECK-DAG: ucvtf [[D3:v[0-9]+\.2d]], v3.2d
+; CHECK-DAG: ucvtf [[D4:v[0-9]+\.2d]], v4.2d
+; CHECK-DAG: ucvtf [[D5:v[0-9]+\.2d]], v5.2d
+; CHECK-DAG: ucvtf [[D6:v[0-9]+\.2d]], v6.2d
+; CHECK-DAG: ucvtf [[D7:v[0-9]+\.2d]], v7.2d
+
+; CHECK-DAG: fcvtn [[S0:v[0-9]+]].2s, [[D0]]
+; CHECK-DAG: fcvtn [[S1:v[0-9]+]].2s, [[D2]]
+; CHECK-DAG: fcvtn [[S2:v[0-9]+]].2s, [[D4]]
+; CHECK-DAG: fcvtn [[S3:v[0-9]+]].2s, [[D6]]
+
+; CHECK-DAG: fcvtn2 [[S0]].4s, [[D1]]
+; CHECK-DAG: fcvtn2 [[S1]].4s, [[D3]]
+; CHECK-DAG: fcvtn2 [[S2]].4s, [[D5]]
+; CHECK-DAG: fcvtn2 [[S3]].4s, [[D7]]
+
+; CHECK-DAG: fcvtn v0.4h, [[S0]].4s
+; CHECK-DAG: fcvtn v1.4h, [[S2]].4s
+; CHECK-DAG: fcvtn v[[R1:[0-9]+]].4h, [[S1]].4s
+; CHECK-DAG: fcvtn v[[R3:[0-9]+]].4h, [[S3]].4s
+; CHECK-DAG: ins v0.d[1], v[[R1]].d[0]
+; CHECK-DAG: ins v1.d[1], v[[R3]].d[0]
+
+  %1 = uitofp <16 x i64> %a to <16 x half>
+  ret <16 x half> %1
+}
+
+attributes #0 = { nounwind }