From 30bf625ac2140a6aed2d023c6f31b2fc8c7f74c8 Mon Sep 17 00:00:00 2001
From: David Goodwin <david_goodwin@apple.com>
Date: Tue, 4 Aug 2009 20:39:05 +0000
Subject: Add NEON single-precision FP support for fabs and fneg.

llvm-svn: 78101
---
 llvm/test/CodeGen/ARM/fabss.ll | 13 +++++++++++++
 llvm/test/CodeGen/ARM/fnegs.ll | 23 +++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 llvm/test/CodeGen/ARM/fabss.ll
 create mode 100644 llvm/test/CodeGen/ARM/fnegs.ll

(limited to 'llvm/test/CodeGen')

diff --git a/llvm/test/CodeGen/ARM/fabss.ll b/llvm/test/CodeGen/ARM/fabss.ll
new file mode 100644
index 00000000000..4b5bd13481d
--- /dev/null
+++ b/llvm/test/CodeGen/ARM/fabss.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | llc -march=arm -mattr=+vfp2 | grep -E {fabss\\W*s\[0-9\]+,\\W*s\[0-9\]+} | count 1
+; RUN: llvm-as < %s | llc -march=arm -mattr=+neon,+neonfp | grep -E {vabs.f32\\W*d\[0-9\]+,\\W*d\[0-9\]+} | count 1
+; RUN: llvm-as < %s | llc -march=arm -mattr=+neon,-neonfp | grep -E {fabss\\W*s\[0-9\]+,\\W*s\[0-9\]+} | count 1
+
+define float @test(float %a, float %b) {
+entry:
+        %dum = fadd float %a, %b
+	%0 = tail call float @fabsf(float %dum)
+        %dum1 = fadd float %0, %b
+	ret float %dum1
+}
+
+declare float @fabsf(float)
diff --git a/llvm/test/CodeGen/ARM/fnegs.ll b/llvm/test/CodeGen/ARM/fnegs.ll
new file mode 100644
index 00000000000..ff171e19299
--- /dev/null
+++ b/llvm/test/CodeGen/ARM/fnegs.ll
@@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | llc -march=arm -mattr=+vfp2 | grep -E {fnegs\\W*s\[0-9\]+,\\W*s\[0-9\]+} | count 2
+; RUN: llvm-as < %s | llc -march=arm -mattr=+neon,+neonfp | grep -E {vneg.f32\\W*d\[0-9\]+,\\W*d\[0-9\]+} | count 2
+; RUN: llvm-as < %s | llc -march=arm -mattr=+neon,-neonfp | grep -E {fnegs\\W*s\[0-9\]+,\\W*s\[0-9\]+} | count 2
+
+define float @test1(float* %a) {
+entry:
+	%0 = load float* %a, align 4		; <float> [#uses=2]
+	%1 = fsub float -0.000000e+00, %0		; <float> [#uses=2]
+	%2 = fpext float %1 to double		; <double> [#uses=1]
+	%3 = fcmp olt double %2, 1.234000e+00		; <i1> [#uses=1]
+	%retval = select i1 %3, float %1, float %0		; <float> [#uses=1]
+	ret float %retval
+}
+
+define float @test2(float* %a) {
+entry:
+	%0 = load float* %a, align 4		; <float> [#uses=2]
+	%1 = fmul float -1.000000e+00, %0		; <float> [#uses=2]
+	%2 = fpext float %1 to double		; <double> [#uses=1]
+	%3 = fcmp olt double %2, 1.234000e+00		; <i1> [#uses=1]
+	%retval = select i1 %3, float %1, float %0		; <float> [#uses=1]
+	ret float %retval
+}
-- 
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