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authorSam Parker <sam.parker@arm.com>2017-12-04 15:14:59 +0000
committerSam Parker <sam.parker@arm.com>2017-12-04 15:14:59 +0000
commit987b2c99668f5519efcf370fd10adcfa051bfb3b (patch)
tree3be753ab16342bf33ac106fa6c275184f8e1a714 /llvm/test/CodeGen/ARM/and-load-combine.ll
parent7b360434ff210560b9d7a2eb7ef90ef2480e51e1 (diff)
downloadbcm5719-llvm-987b2c99668f5519efcf370fd10adcfa051bfb3b.tar.gz
bcm5719-llvm-987b2c99668f5519efcf370fd10adcfa051bfb3b.zip
[ARM] CodeGen test
Add another and + load DAG combine test. llvm-svn: 319660
Diffstat (limited to 'llvm/test/CodeGen/ARM/and-load-combine.ll')
-rw-r--r--llvm/test/CodeGen/ARM/and-load-combine.ll51
1 files changed, 51 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/ARM/and-load-combine.ll b/llvm/test/CodeGen/ARM/and-load-combine.ll
index 93c116561b7..f4ea7ebcf62 100644
--- a/llvm/test/CodeGen/ARM/and-load-combine.ll
+++ b/llvm/test/CodeGen/ARM/and-load-combine.ll
@@ -913,3 +913,54 @@ entry:
%and = and i32 %or, 65535
ret i32 %and
}
+
+define arm_aapcscc i32 @test5(i32* %a, i32* %b, i32 %x, i16 zeroext %y) {
+; ARM-LABEL: test5:
+; ARM: @ BB#0: @ %entry
+; ARM-NEXT: ldr r1, [r1]
+; ARM-NEXT: ldr r0, [r0]
+; ARM-NEXT: mul r1, r2, r1
+; ARM-NEXT: eor r0, r0, r3
+; ARM-NEXT: orr r0, r0, r1
+; ARM-NEXT: uxth r0, r0
+; ARM-NEXT: bx lr
+;
+; ARMEB-LABEL: test5:
+; ARMEB: @ BB#0: @ %entry
+; ARMEB-NEXT: ldr r1, [r1]
+; ARMEB-NEXT: ldr r0, [r0]
+; ARMEB-NEXT: mul r1, r2, r1
+; ARMEB-NEXT: eor r0, r0, r3
+; ARMEB-NEXT: orr r0, r0, r1
+; ARMEB-NEXT: uxth r0, r0
+; ARMEB-NEXT: bx lr
+;
+; THUMB1-LABEL: test5:
+; THUMB1: @ BB#0: @ %entry
+; THUMB1-NEXT: ldr r1, [r1]
+; THUMB1-NEXT: muls r1, r2, r1
+; THUMB1-NEXT: ldr r0, [r0]
+; THUMB1-NEXT: eors r0, r3
+; THUMB1-NEXT: orrs r0, r1
+; THUMB1-NEXT: uxth r0, r0
+; THUMB1-NEXT: bx lr
+;
+; THUMB2-LABEL: test5:
+; THUMB2: @ BB#0: @ %entry
+; THUMB2-NEXT: ldr r1, [r1]
+; THUMB2-NEXT: ldr r0, [r0]
+; THUMB2-NEXT: muls r1, r2, r1
+; THUMB2-NEXT: eors r0, r3
+; THUMB2-NEXT: orrs r0, r1
+; THUMB2-NEXT: uxth r0, r0
+; THUMB2-NEXT: bx lr
+entry:
+ %0 = load i32, i32* %a, align 4
+ %1 = load i32, i32* %b, align 4
+ %mul = mul i32 %x, %1
+ %ext = zext i16 %y to i32
+ %xor = xor i32 %0, %ext
+ %or = or i32 %xor, %mul
+ %and = and i32 %or, 65535
+ ret i32 %and
+}
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