From: Hassnaa Hamdi <hassnaa.hamdi@arm.com>
Date: Thu, 24 Nov 2022 13:47:06 +0000 (+0000)
Subject: [AArch64][SME]: Generate streaming-compatible code for fp-compares.
X-Git-Tag: upstream/17.0.6~26223
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=60ab791aa07072cf85122d6b85d64f7cea715563;p=platform%2Fupstream%2Fllvm.git

[AArch64][SME]: Generate streaming-compatible code for fp-compares.

To generate code compatible to streaming mode:
 - enable expanding ISD::SETUEQ to avoid custom-lowering setcc to setcc_merge_zero
   which cause a crash while instruction selection because there is no pattern match for it.

- Testing files:
 - fp-compares.ll

Differential Revision: https://reviews.llvm.org/D138670
---

diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index c14eaf6..4a7c138 100644
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -1658,6 +1658,17 @@ void AArch64TargetLowering::addTypeForStreamingSVE(MVT VT) {
   setOperationAction(ISD::FROUND, VT, Custom);
   setOperationAction(ISD::FROUNDEVEN, VT, Custom);
   setOperationAction(ISD::FTRUNC, VT, Custom);
+  if (VT.isFloatingPoint()) {
+    setCondCodeAction(ISD::SETO, VT, Expand);
+    setCondCodeAction(ISD::SETOLT, VT, Expand);
+    setCondCodeAction(ISD::SETOLE, VT, Expand);
+    setCondCodeAction(ISD::SETULT, VT, Expand);
+    setCondCodeAction(ISD::SETULE, VT, Expand);
+    setCondCodeAction(ISD::SETUGE, VT, Expand);
+    setCondCodeAction(ISD::SETUGT, VT, Expand);
+    setCondCodeAction(ISD::SETUEQ, VT, Expand);
+    setCondCodeAction(ISD::SETONE, VT, Expand);
+  }
 }
 
 void AArch64TargetLowering::addTypeForFixedLengthSVE(MVT VT) {
@@ -1673,9 +1684,7 @@ void AArch64TargetLowering::addTypeForFixedLengthSVE(MVT VT) {
   if (VT.isFloatingPoint()) {
     setCondCodeAction(ISD::SETO, VT, Expand);
     setCondCodeAction(ISD::SETOLT, VT, Expand);
-    setCondCodeAction(ISD::SETLT, VT, Expand);
     setCondCodeAction(ISD::SETOLE, VT, Expand);
-    setCondCodeAction(ISD::SETLE, VT, Expand);
     setCondCodeAction(ISD::SETULT, VT, Expand);
     setCondCodeAction(ISD::SETULE, VT, Expand);
     setCondCodeAction(ISD::SETUGE, VT, Expand);
diff --git a/llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-fp-compares.ll b/llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-fp-compares.ll
new file mode 100644
index 0000000..e91439b
--- /dev/null
+++ b/llvm/test/CodeGen/AArch64/sve-streaming-mode-fixed-length-fp-compares.ll
@@ -0,0 +1,660 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -force-streaming-compatible-sve < %s | FileCheck %s
+
+target triple = "aarch64-unknown-linux-gnu"
+
+;
+; FCMP OEQ
+;
+
+define <2 x i16> @fcmp_oeq_v2f16(<2 x half> %op1, <2 x half> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v2f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.h, vl4
+; CHECK-NEXT:    // kill: def $d1 killed $d1 def $z1
+; CHECK-NEXT:    // kill: def $d0 killed $d0 def $z0
+; CHECK-NEXT:    fcmeq p0.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    punpklo p0.h, p0.b
+; CHECK-NEXT:    mov z0.s, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <2 x half> %op1, %op2
+  %sext = sext <2 x i1> %cmp to <2 x i16>
+  ret <2 x i16> %sext
+}
+
+define <4 x i16> @fcmp_oeq_v4f16(<4 x half> %op1, <4 x half> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v4f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.h, vl4
+; CHECK-NEXT:    // kill: def $d1 killed $d1 def $z1
+; CHECK-NEXT:    // kill: def $d0 killed $d0 def $z0
+; CHECK-NEXT:    fcmeq p0.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <4 x half> %op1, %op2
+  %sext = sext <4 x i1> %cmp to <4 x i16>
+  ret <4 x i16> %sext
+}
+
+define <8 x i16> @fcmp_oeq_v8f16(<8 x half> %op1, <8 x half> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v8f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    // kill: def $q1 killed $q1 def $z1
+; CHECK-NEXT:    // kill: def $q0 killed $q0 def $z0
+; CHECK-NEXT:    fcmeq p0.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <8 x half> %op1, %op2
+  %sext = sext <8 x i1> %cmp to <8 x i16>
+  ret <8 x i16> %sext
+}
+
+define void @fcmp_oeq_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_oeq_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmeq p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmeq p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp oeq <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+define <2 x i32> @fcmp_oeq_v2f32(<2 x float> %op1, <2 x float> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v2f32:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.s, vl2
+; CHECK-NEXT:    // kill: def $d1 killed $d1 def $z1
+; CHECK-NEXT:    // kill: def $d0 killed $d0 def $z0
+; CHECK-NEXT:    fcmeq p0.s, p0/z, z0.s, z1.s
+; CHECK-NEXT:    mov z0.s, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <2 x float> %op1, %op2
+  %sext = sext <2 x i1> %cmp to <2 x i32>
+  ret <2 x i32> %sext
+}
+
+define <4 x i32> @fcmp_oeq_v4f32(<4 x float> %op1, <4 x float> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v4f32:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.s, vl4
+; CHECK-NEXT:    // kill: def $q1 killed $q1 def $z1
+; CHECK-NEXT:    // kill: def $q0 killed $q0 def $z0
+; CHECK-NEXT:    fcmeq p0.s, p0/z, z0.s, z1.s
+; CHECK-NEXT:    mov z0.s, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <4 x float> %op1, %op2
+  %sext = sext <4 x i1> %cmp to <4 x i32>
+  ret <4 x i32> %sext
+}
+
+define void @fcmp_oeq_v8f32(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_oeq_v8f32:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.s, vl4
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmeq p1.s, p0/z, z1.s, z0.s
+; CHECK-NEXT:    mov z0.s, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmeq p0.s, p0/z, z2.s, z3.s
+; CHECK-NEXT:    mov z1.s, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <8 x float>, ptr %a
+  %op2 = load <8 x float>, ptr %b
+  %cmp = fcmp oeq <8 x float> %op1, %op2
+  %sext = sext <8 x i1> %cmp to <8 x i32>
+  store <8 x i32> %sext, ptr %c
+  ret void
+}
+
+define <1 x i64> @fcmp_oeq_v1f64(<1 x double> %op1, <1 x double> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v1f64:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.d, vl1
+; CHECK-NEXT:    // kill: def $d1 killed $d1 def $z1
+; CHECK-NEXT:    // kill: def $d0 killed $d0 def $z0
+; CHECK-NEXT:    fcmeq p0.d, p0/z, z0.d, z1.d
+; CHECK-NEXT:    mov z0.d, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $d0 killed $d0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <1 x double> %op1, %op2
+  %sext = sext <1 x i1> %cmp to <1 x i64>
+  ret <1 x i64> %sext
+}
+
+define <2 x i64> @fcmp_oeq_v2f64(<2 x double> %op1, <2 x double> %op2) #0 {
+; CHECK-LABEL: fcmp_oeq_v2f64:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ptrue p0.d, vl2
+; CHECK-NEXT:    // kill: def $q1 killed $q1 def $z1
+; CHECK-NEXT:    // kill: def $q0 killed $q0 def $z0
+; CHECK-NEXT:    fcmeq p0.d, p0/z, z0.d, z1.d
+; CHECK-NEXT:    mov z0.d, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    // kill: def $q0 killed $q0 killed $z0
+; CHECK-NEXT:    ret
+  %cmp = fcmp oeq <2 x double> %op1, %op2
+  %sext = sext <2 x i1> %cmp to <2 x i64>
+  ret <2 x i64> %sext
+}
+
+define void @fcmp_oeq_v4f64(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_oeq_v4f64:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.d, vl2
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmeq p1.d, p0/z, z1.d, z0.d
+; CHECK-NEXT:    mov z0.d, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmeq p0.d, p0/z, z2.d, z3.d
+; CHECK-NEXT:    mov z1.d, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <4 x double>, ptr %a
+  %op2 = load <4 x double>, ptr %b
+  %cmp = fcmp oeq <4 x double> %op1, %op2
+  %sext = sext <4 x i1> %cmp to <4 x i64>
+  store <4 x i64> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP UEQ
+;
+
+define void @fcmp_ueq_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ueq_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmuo p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    fcmeq p2.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov p1.b, p2/m, p2.b
+; CHECK-NEXT:    fcmuo p2.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    fcmeq p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    sel p0.b, p0, p0.b, p2.b
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ueq <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP ONE
+;
+
+define void @fcmp_one_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_one_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    fcmgt p2.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov p1.b, p2/m, p2.b
+; CHECK-NEXT:    fcmgt p2.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    sel p0.b, p0, p0.b, p2.b
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp one <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP UNE
+;
+
+define void @fcmp_une_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_une_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmne p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmne p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp une <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP OGT
+;
+
+define void @fcmp_ogt_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ogt_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ogt <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP UGT
+;
+
+define void @fcmp_ugt_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ugt_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    adrp x8, .LCPI14_0
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmge p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    ldr q4, [x8, :lo12:.LCPI14_0]
+; CHECK-NEXT:    fcmge p0.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    eor z0.d, z0.d, z4.d
+; CHECK-NEXT:    eor z1.d, z1.d, z4.d
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ugt <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP OLT
+;
+
+define void @fcmp_olt_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_olt_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp olt <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP ULT
+;
+
+define void @fcmp_ult_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ult_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    adrp x8, .LCPI16_0
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmge p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    ldr q4, [x8, :lo12:.LCPI16_0]
+; CHECK-NEXT:    fcmge p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    eor z0.d, z0.d, z4.d
+; CHECK-NEXT:    eor z1.d, z1.d, z4.d
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ult <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP OGE
+;
+
+define void @fcmp_oge_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_oge_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmge p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmge p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp oge <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP UGE
+;
+
+define void @fcmp_uge_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_uge_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    adrp x8, .LCPI18_0
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    ldr q4, [x8, :lo12:.LCPI18_0]
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    eor z0.d, z0.d, z4.d
+; CHECK-NEXT:    eor z1.d, z1.d, z4.d
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp uge <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP OLE
+;
+
+define void @fcmp_ole_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ole_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmge p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmge p0.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ole <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP ULE
+;
+
+define void @fcmp_ule_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ule_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    adrp x8, .LCPI20_0
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    ldr q4, [x8, :lo12:.LCPI20_0]
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    eor z0.d, z0.d, z4.d
+; CHECK-NEXT:    eor z1.d, z1.d, z4.d
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ule <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP UNO
+;
+
+define void @fcmp_uno_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_uno_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmuo p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmuo p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp uno <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP ORD
+;
+
+define void @fcmp_ord_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ord_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    adrp x8, .LCPI22_0
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmuo p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    ldr q4, [x8, :lo12:.LCPI22_0]
+; CHECK-NEXT:    fcmuo p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    eor z0.d, z0.d, z4.d
+; CHECK-NEXT:    eor z1.d, z1.d, z4.d
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp ord <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP EQ
+;
+
+define void @fcmp_eq_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_eq_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmeq p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmeq p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp fast oeq <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP NE
+;
+
+define void @fcmp_ne_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ne_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmne p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmne p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp fast one <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP GT
+;
+
+define void @fcmp_gt_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_gt_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp fast ogt <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP LT
+;
+
+define void @fcmp_lt_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_lt_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmgt p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmgt p0.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp fast olt <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP GE
+;
+
+define void @fcmp_ge_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_ge_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmge p1.h, p0/z, z1.h, z0.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmge p0.h, p0/z, z2.h, z3.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp fast oge <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+;
+; FCMP LE
+;
+
+define void @fcmp_le_v16f16(ptr %a, ptr %b, ptr %c) #0 {
+; CHECK-LABEL: fcmp_le_v16f16:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    ldp q0, q3, [x1]
+; CHECK-NEXT:    ptrue p0.h, vl8
+; CHECK-NEXT:    ldp q1, q2, [x0]
+; CHECK-NEXT:    fcmge p1.h, p0/z, z0.h, z1.h
+; CHECK-NEXT:    mov z0.h, p1/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    fcmge p0.h, p0/z, z3.h, z2.h
+; CHECK-NEXT:    mov z1.h, p0/z, #-1 // =0xffffffffffffffff
+; CHECK-NEXT:    stp q0, q1, [x2]
+; CHECK-NEXT:    ret
+  %op1 = load <16 x half>, ptr %a
+  %op2 = load <16 x half>, ptr %b
+  %cmp = fcmp fast ole <16 x half> %op1, %op2
+  %sext = sext <16 x i1> %cmp to <16 x i16>
+  store <16 x i16> %sext, ptr %c
+  ret void
+}
+
+attributes #0 = { "target-features"="+sve" }