Fix mapping of @llvm.arm.ssat/usat intrinsics to ssat/usat instructions for Thumb2

[oota-llvm.git] / test / CodeGen / ARM / fast-isel-ldrh-strh-arm.ll

diff --git a/test/CodeGen/ARM/fast-isel-ldrh-strh-arm.ll b/test/CodeGen/ARM/fast-isel-ldrh-strh-arm.ll
index 6bc19da40b79b0a7069d4f16d80f809ac05c1cf4..ca512970c9cf1786da333fe55547dad450eb7846 100644 (file)
--- a/test/CodeGen/ARM/fast-isel-ldrh-strh-arm.ll
+++ b/test/CodeGen/ARM/fast-isel-ldrh-strh-arm.ll
@@ -1,54 +1,40 @@
-; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-darwin | FileCheck %s --check-prefix=ARM
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
+; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -relocation-model=dynamic-no-pic -mtriple=armv7-linux-gnueabi | FileCheck %s --check-prefix=ARM
 ; rdar://10418009
 
-; TODO: We currently don't support ldrh/strh for negative offsets.  Likely a 
-; rare case, but possibly worth pursuing.  Comments above the test case show
-; what could be selected.
-
-; ldrh r0, [r0, #-16]
 define zeroext i16 @t1(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t1
-  %add.ptr = getelementptr inbounds i16* %a, i64 -8
-  %0 = load i16* %add.ptr, align 2
-; ARM: ldr r{{[1-9]}}, LCPI0_0
-; ARM: add r0, r0, r{{[1-9]}}
-; ARM: ldrh r0, [r0]
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 -8
+  %0 = load i16, i16* %add.ptr, align 2
+; ARM: ldrh r0, [r0, #-16]
   ret i16 %0
 }
 
-; ldrh r0, [r0, #-32]
 define zeroext i16 @t2(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t2
-  %add.ptr = getelementptr inbounds i16* %a, i64 -16
-  %0 = load i16* %add.ptr, align 2
-; ARM: ldr r{{[1-9]}}, LCPI1_0
-; ARM: add r0, r0, r{{[1-9]}}
-; ARM: ldrh r0, [r0]
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 -16
+  %0 = load i16, i16* %add.ptr, align 2
+; ARM: ldrh r0, [r0, #-32]
   ret i16 %0
 }
 
-; ldrh r0, [r0, #-254]
 define zeroext i16 @t3(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t3
-  %add.ptr = getelementptr inbounds i16* %a, i64 -127
-  %0 = load i16* %add.ptr, align 2
-; ARM: ldr r{{[1-9]}}, LCPI2_0
-; ARM: add r0, r0, r{{[1-9]}}
-; ARM: ldrh r0, [r0]
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 -127
+  %0 = load i16, i16* %add.ptr, align 2
+; ARM: ldrh r0, [r0, #-254]
   ret i16 %0
 }
 
-; mvn r1, #255
-; ldrh r0, [r0, r1]
 define zeroext i16 @t4(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t4
-  %add.ptr = getelementptr inbounds i16* %a, i64 -128
-  %0 = load i16* %add.ptr, align 2
-; ARM: ldr r{{[1-9]}}, LCPI3_0
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 -128
+  %0 = load i16, i16* %add.ptr, align 2
+; ARM: mvn r{{[1-9]}}, #255
 ; ARM: add r0, r0, r{{[1-9]}}
 ; ARM: ldrh r0, [r0]
   ret i16 %0
@@ -57,8 +43,8 @@ entry:
 define zeroext i16 @t5(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t5
-  %add.ptr = getelementptr inbounds i16* %a, i64 8
-  %0 = load i16* %add.ptr, align 2
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 8
+  %0 = load i16, i16* %add.ptr, align 2
 ; ARM: ldrh r0, [r0, #16]
   ret i16 %0
 }
@@ -66,8 +52,8 @@ entry:
 define zeroext i16 @t6(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t6
-  %add.ptr = getelementptr inbounds i16* %a, i64 16
-  %0 = load i16* %add.ptr, align 2
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 16
+  %0 = load i16, i16* %add.ptr, align 2
 ; ARM: ldrh r0, [r0, #32]
   ret i16 %0
 }
@@ -75,8 +61,8 @@ entry:
 define zeroext i16 @t7(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t7
-  %add.ptr = getelementptr inbounds i16* %a, i64 127
-  %0 = load i16* %add.ptr, align 2
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 127
+  %0 = load i16, i16* %add.ptr, align 2
 ; ARM: ldrh r0, [r0, #254]
   ret i16 %0
 }
@@ -84,22 +70,19 @@ entry:
 define zeroext i16 @t8(i16* nocapture %a) nounwind uwtable readonly ssp {
 entry:
 ; ARM: t8
-  %add.ptr = getelementptr inbounds i16* %a, i64 128
-  %0 = load i16* %add.ptr, align 2
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 128
+  %0 = load i16, i16* %add.ptr, align 2
 ; ARM: add r0, r0, #256
 ; ARM: ldrh r0, [r0]
   ret i16 %0
 }
 
-; strh r1, [r0, #-16]
 define void @t9(i16* nocapture %a) nounwind uwtable ssp {
 entry:
 ; ARM: t9
-  %add.ptr = getelementptr inbounds i16* %a, i64 -8
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 -8
   store i16 0, i16* %add.ptr, align 2
-; ARM: ldr r{{[1-9]}}, LCPI8_0
-; ARM: add r0, r0, r{{[1-9]}}
-; ARM: strh r{{[1-9]}}, [r0]
+; ARM: strh    r1, [r0, #-16]
   ret void
 }
 
@@ -108,9 +91,9 @@ entry:
 define void @t10(i16* nocapture %a) nounwind uwtable ssp {
 entry:
 ; ARM: t10
-  %add.ptr = getelementptr inbounds i16* %a, i64 -128
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 -128
   store i16 0, i16* %add.ptr, align 2
-; ARM: ldr r{{[1-9]}}, LCPI9_0
+; ARM: mvn r{{[1-9]}}, #255
 ; ARM: add r0, r0, r{{[1-9]}}
 ; ARM: strh r{{[1-9]}}, [r0]
   ret void
@@ -119,9 +102,9 @@ entry:
 define void @t11(i16* nocapture %a) nounwind uwtable ssp {
 entry:
 ; ARM: t11
-  %add.ptr = getelementptr inbounds i16* %a, i64 8
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 8
   store i16 0, i16* %add.ptr, align 2
-; ARM strh r{{[1-9]}}, [r0, #16]
+; ARM: strh r{{[1-9]}}, [r0, #16]
   ret void
 }
 
@@ -130,9 +113,38 @@ entry:
 define void @t12(i16* nocapture %a) nounwind uwtable ssp {
 entry:
 ; ARM: t12
-  %add.ptr = getelementptr inbounds i16* %a, i64 128
+  %add.ptr = getelementptr inbounds i16, i16* %a, i64 128
   store i16 0, i16* %add.ptr, align 2
 ; ARM: add r0, r0, #256
 ; ARM: strh r{{[1-9]}}, [r0]
   ret void
 }
+
+define signext i8 @t13(i8* nocapture %a) nounwind uwtable readonly ssp {
+entry:
+; ARM: t13
+  %add.ptr = getelementptr inbounds i8, i8* %a, i64 -8
+  %0 = load i8, i8* %add.ptr, align 2
+; ARM: ldrsb r0, [r0, #-8]
+  ret i8 %0
+}
+
+define signext i8 @t14(i8* nocapture %a) nounwind uwtable readonly ssp {
+entry:
+; ARM: t14
+  %add.ptr = getelementptr inbounds i8, i8* %a, i64 -255
+  %0 = load i8, i8* %add.ptr, align 2
+; ARM: ldrsb r0, [r0, #-255]
+  ret i8 %0
+}
+
+define signext i8 @t15(i8* nocapture %a) nounwind uwtable readonly ssp {
+entry:
+; ARM: t15
+  %add.ptr = getelementptr inbounds i8, i8* %a, i64 -256
+  %0 = load i8, i8* %add.ptr, align 2
+; ARM: mvn r{{[1-9]}}, #255
+; ARM: add r0, r0, r{{[1-9]}}
+; ARM: ldrsb r0, [r0]
+  ret i8 %0
+}