Temporarily disable Hexagon tests. They are failing on OS X

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

diff --git a/test/CodeGen/ARM/fast-isel.ll b/test/CodeGen/ARM/fast-isel.ll
index 6aad92fbc6a436b61f5fc0a3f730ede50b4d749c..0697460873874396a93a2e55c32109ad7af89e22 100644 (file)
--- a/test/CodeGen/ARM/fast-isel.ll
+++ b/test/CodeGen/ARM/fast-isel.ll
@@ -1,5 +1,5 @@
-; RUN: llc < %s -O0 -fast-isel-abort -mtriple=armv7-apple-darwin | FileCheck %s --check-prefix=ARM
-; RUN: llc < %s -O0 -fast-isel-abort -mtriple=thumbv7-apple-darwin | FileCheck %s --check-prefix=THUMB
+; 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 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-darwin | FileCheck %s --check-prefix=THUMB
 
 ; Very basic fast-isel functionality.
 define i32 @add(i32 %a, i32 %b) nounwind {
@@ -43,7 +43,7 @@ b1:
   br label %b2
 
 ; THUMB: add.w {{.*}} #4096
-; ARM: add {{.*}} #1, #20
+; ARM: add {{.*}} #4096
 
 b2:
   %b = add i32 %tmp, 4095
@@ -61,3 +61,140 @@ b3:
 ; THUMB: orr {{.*}} #4
 ; ARM: orr {{.*}} #4
 }
+
+define void @test3(i32 %tmp, i32* %ptr1, i16* %ptr2, i8* %ptr3) nounwind {
+; THUMB: test3:
+; ARM: test3:
+
+bb1:
+  %a1 = trunc i32 %tmp to i16
+  %a2 = trunc i16 %a1 to i8
+  %a3 = trunc i8 %a2 to i1
+  %a4 = zext i1 %a3 to i8
+  store i8 %a4, i8* %ptr3
+  %a5 = zext i8 %a4 to i16
+  store i16 %a5, i16* %ptr2
+  %a6 = zext i16 %a5 to i32
+  store i32 %a6, i32* %ptr1
+  br label %bb2
+
+; THUMB: and
+; THUMB: strb
+; THUMB: uxtb
+; THUMB: strh
+; THUMB: uxth
+; ARM: and
+; ARM: strb
+; ARM: uxtb
+; ARM: strh
+; ARM: uxth
+
+bb2:
+  %b1 = trunc i32 %tmp to i16
+  %b2 = trunc i16 %b1 to i8
+  store i8 %b2, i8* %ptr3
+  %b3 = sext i8 %b2 to i16
+  store i16 %b3, i16* %ptr2
+  %b4 = sext i16 %b3 to i32
+  store i32 %b4, i32* %ptr1
+  br label %bb3
+
+; THUMB: strb
+; THUMB: sxtb
+; THUMB: strh
+; THUMB: sxth
+; ARM: strb
+; ARM: sxtb
+; ARM: strh
+; ARM: sxth
+
+bb3:
+  %c1 = load i8* %ptr3
+  %c2 = load i16* %ptr2
+  %c3 = load i32* %ptr1
+  %c4 = zext i8 %c1 to i32
+  %c5 = sext i16 %c2 to i32
+  %c6 = add i32 %c4, %c5
+  %c7 = sub i32 %c3, %c6
+  store i32 %c7, i32* %ptr1
+  ret void
+
+; THUMB: ldrb
+; THUMB: ldrh
+; THUMB: uxtb
+; THUMB: sxth
+; THUMB: add
+; THUMB: sub
+; ARM: ldrb
+; ARM: ldrh
+; ARM: uxtb
+; ARM: sxth
+; ARM: add
+; ARM: sub
+}
+
+; Check loads/stores with globals
+@test4g = external global i32
+
+define void @test4() {
+  %a = load i32* @test4g
+  %b = add i32 %a, 1
+  store i32 %b, i32* @test4g
+  ret void
+
+; THUMB: ldr.n r0, LCPI4_1
+; THUMB: ldr r0, [r0]
+; THUMB: ldr r0, [r0]
+; THUMB: adds r0, #1
+; THUMB: ldr.n r1, LCPI4_0
+; THUMB: ldr r1, [r1]
+; THUMB: str r0, [r1]
+
+; ARM: ldr r0, LCPI4_1
+; ARM: ldr r0, [r0]
+; ARM: ldr r0, [r0]
+; ARM: add r0, r0, #1
+; ARM: ldr r1, LCPI4_0
+; ARM: ldr r1, [r1]
+; ARM: str r0, [r1]
+}
+
+; Check unaligned stores
+%struct.anon = type <{ float }>
+
+@a = common global %struct.anon* null, align 4
+
+define void @unaligned_store(float %x, float %y) nounwind {
+entry:
+; ARM: @unaligned_store
+; ARM: vmov r1, s0
+; ARM: str r1, [r0]
+
+; THUMB: @unaligned_store
+; THUMB: vmov r1, s0
+; THUMB: str r1, [r0]
+
+  %add = fadd float %x, %y
+  %0 = load %struct.anon** @a, align 4
+  %x1 = getelementptr inbounds %struct.anon* %0, i32 0, i32 0
+  store float %add, float* %x1, align 1
+  ret void
+}
+
+; Doublewords require only word-alignment.
+; rdar://10528060
+%struct.anon.0 = type { double }
+
+@foo_unpacked = common global %struct.anon.0 zeroinitializer, align 4
+
+define void @test5(double %a, double %b) nounwind {
+entry:
+; ARM: @test5
+; THUMB: @test5
+  %add = fadd double %a, %b
+  store double %add, double* getelementptr inbounds (%struct.anon.0* @foo_unpacked, i32 0, i32 0), align 4
+; ARM: vstr d16, [r0]
+; THUMB: vstr d16, [r0]
+  ret void
+}
+