diff test/CodeGen/AArch64/tbi.ll @ 100:7d135dc70f03 LLVM 3.9

LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents
children 803732b1fca8
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/AArch64/tbi.ll	Tue Jan 26 22:53:40 2016 +0900
@@ -0,0 +1,102 @@
+; RUN: llc -aarch64-use-tbi -mtriple=arm64-apple-ios8.0.0 < %s \
+; RUN:     | FileCheck --check-prefix=TBI    --check-prefix=BOTH %s
+; RUN: llc -aarch64-use-tbi -mtriple=arm64-apple-ios7.1.0 < %s \
+; RUN:     | FileCheck --check-prefix=NO_TBI --check-prefix=BOTH %s
+
+; BOTH-LABEL:ld_and32:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i32 @ld_and32(i64 %p) {
+  %and = and i64 %p, 72057594037927935
+  %cast = inttoptr i64 %and to i32*
+  %load = load i32, i32* %cast
+  ret i32 %load
+}
+
+; load (r & MASK) + 4
+; BOTH-LABEL:ld_and_plus_offset:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i32 @ld_and_plus_offset(i64 %p) {
+  %and = and i64 %p, 72057594037927935
+  %cast = inttoptr i64 %and to i32*
+  %gep = getelementptr i32, i32* %cast, i64 4
+  %load = load i32, i32* %gep
+  ret i32 %load
+}
+
+; load (r & WIDER_MASK)
+; BOTH-LABEL:ld_and32_wider:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i32 @ld_and32_wider(i64 %p) {
+  %and = and i64 %p, 1152921504606846975
+  %cast = inttoptr i64 %and to i32*
+  %load = load i32, i32* %cast
+  ret i32 %load
+}
+
+; BOTH-LABEL:ld_and64:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i64 @ld_and64(i64 %p) {
+  %and = and i64 %p, 72057594037927935
+  %cast = inttoptr i64 %and to i64*
+  %load = load i64, i64* %cast
+  ret i64 %load
+}
+
+; BOTH-LABEL:st_and32:
+; TBI-NOT: and x
+; NO_TBI: and x
+define void @st_and32(i64 %p, i32 %v) {
+  %and = and i64 %p, 72057594037927935
+  %cast = inttoptr i64 %and to i32*
+  store i32 %v, i32* %cast
+  ret void
+}
+
+; load (x1 + x2) & MASK
+; BOTH-LABEL:ld_ro:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i32 @ld_ro(i64 %a, i64 %b) {
+  %p = add i64 %a, %b
+  %and = and i64 %p, 72057594037927935
+  %cast = inttoptr i64 %and to i32*
+  %load = load i32, i32* %cast
+  ret i32 %load
+}
+
+; load (r1 & MASK) + r2
+; BOTH-LABEL:ld_ro2:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i32 @ld_ro2(i64 %a, i64 %b) {
+  %and = and i64 %a, 72057594037927935
+  %p = add i64 %and, %b
+  %cast = inttoptr i64 %p to i32*
+  %load = load i32, i32* %cast
+  ret i32 %load
+}
+
+; load (r1 & MASK) | r2
+; BOTH-LABEL:ld_indirect_and:
+; TBI-NOT: and x
+; NO_TBI: and x
+define i32 @ld_indirect_and(i64 %r1, i64 %r2) {
+  %and = and i64 %r1, 72057594037927935
+  %p = or i64 %and, %r2
+  %cast = inttoptr i64 %p to i32*
+  %load = load i32, i32* %cast
+  ret i32 %load
+}
+
+; BOTH-LABEL:ld_and32_narrower:
+; BOTH: and x
+define i32 @ld_and32_narrower(i64 %p) {
+  %and = and i64 %p, 36028797018963967
+  %cast = inttoptr i64 %and to i32*
+  %load = load i32, i32* %cast
+  ret i32 %load
+}