; Test 64-bit atomic NANDs.
;
-; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
+; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
; Check NANDs of a variable.
define i64 @f1(i64 %dummy, i64 *%src, i64 %b) {
-; CHECK: f1:
+; CHECK-LABEL: f1:
; CHECK: lg %r2, 0(%r3)
; CHECK: [[LABEL:\.[^:]*]]:
; CHECK: lgr %r0, %r2
; CHECK: lcgr %r0, %r0
; CHECK: aghi %r0, -1
; CHECK: csg %r2, %r0, 0(%r3)
-; CHECK: jlh [[LABEL]]
+; CHECK: jl [[LABEL]]
; CHECK: br %r14
%res = atomicrmw nand i64 *%src, i64 %b seq_cst
ret i64 %res
}
-; Check NANDs of 1, which must be done using a register.
+; Check NANDs of 1, which are done using a register. (We could use RISBG
+; instead, but that isn't implemented yet.)
define i64 @f2(i64 %dummy, i64 *%src) {
-; CHECK: f2:
+; CHECK-LABEL: f2:
; CHECK: ngr
; CHECK: br %r14
%res = atomicrmw nand i64 *%src, i64 1 seq_cst
ret i64 %res
}
-; Check the low end of the NIHF range.
+; Check the equivalent of NIHF with 1, which can use RISBG instead.
define i64 @f3(i64 %dummy, i64 *%src) {
-; CHECK: f3:
+; CHECK-LABEL: f3:
; CHECK: lg %r2, 0(%r3)
; CHECK: [[LABEL:\.[^:]*]]:
-; CHECK: lgr %r0, %r2
-; CHECK: nihf %r0, 0
+; CHECK: risbg %r0, %r2, 31, 191, 0
; CHECK: lcgr %r0, %r0
; CHECK: aghi %r0, -1
; CHECK: csg %r2, %r0, 0(%r3)
-; CHECK: jlh [[LABEL]]
+; CHECK: jl [[LABEL]]
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 4294967295 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 8589934591 seq_cst
ret i64 %res
}
-; Check the next value up, which must use a register.
+; Check the lowest NIHF value outside the range of RISBG.
define i64 @f4(i64 %dummy, i64 *%src) {
-; CHECK: f4:
-; CHECK: ngr
+; CHECK-LABEL: f4:
+; CHECK: lg %r2, 0(%r3)
+; CHECK: [[LABEL:\.[^:]*]]:
+; CHECK: lgr %r0, %r2
+; CHECK: nihf %r0, 2
+; CHECK: lcgr %r0, %r0
+; CHECK: aghi %r0, -1
+; CHECK: csg %r2, %r0, 0(%r3)
+; CHECK: jl [[LABEL]]
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 4294967296 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 12884901887 seq_cst
ret i64 %res
}
-; Check the low end of the NIHH range.
+; Check the next value up, which must use a register.
define i64 @f5(i64 %dummy, i64 *%src) {
-; CHECK: f5:
-; CHECK: nihh %r0, 0
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f5:
+; CHECK: ngr
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 281474976710655 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 12884901888 seq_cst
ret i64 %res
}
-; Check the next value up, which must use a register.
+; Check the lowest NIHH value outside the range of RISBG.
define i64 @f6(i64 %dummy, i64 *%src) {
-; CHECK: f6:
-; CHECK: ngr
+; CHECK-LABEL: f6:
+; CHECK: nihh {{%r[0-5]}}, 2
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 281474976710656 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 844424930131967 seq_cst
ret i64 %res
}
-; Check the highest useful NILL value.
+; Check the next value up, which must use a register.
define i64 @f7(i64 %dummy, i64 *%src) {
-; CHECK: f7:
-; CHECK: nill %r0, 65534
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f7:
+; CHECK: ngr
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -2 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 281474976710656 seq_cst
ret i64 %res
}
-; Check the low end of the NILL range.
+; Check the highest NILL value outside the range of RISBG.
define i64 @f8(i64 %dummy, i64 *%src) {
-; CHECK: f8:
-; CHECK: nill %r0, 0
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f8:
+; CHECK: nill {{%r[0-5]}}, 65530
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -65536 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -6 seq_cst
ret i64 %res
}
-; Check the highest useful NILH value, which is one less than the above.
+; Check the lowest NILL value outside the range of RISBG.
define i64 @f9(i64 %dummy, i64 *%src) {
-; CHECK: f9:
-; CHECK: nilh %r0, 65534
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f9:
+; CHECK: nill {{%r[0-5]}}, 2
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -65537 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -65534 seq_cst
ret i64 %res
}
-; Check the highest useful NILF value, which is one less than the above.
+; Check the highest useful NILF value.
define i64 @f10(i64 %dummy, i64 *%src) {
-; CHECK: f10:
-; CHECK: nilf %r0, 4294901758
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f10:
+; CHECK: nilf {{%r[0-5]}}, 4294901758
; CHECK: br %r14
%res = atomicrmw nand i64 *%src, i64 -65538 seq_cst
ret i64 %res
}
-; Check the low end of the NILH range.
+; Check the highest NILH value outside the range of RISBG.
define i64 @f11(i64 %dummy, i64 *%src) {
-; CHECK: f11:
-; CHECK: nilh %r0, 0
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f11:
+; CHECK: nilh {{%r[0-5]}}, 65530
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -4294901761 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -327681 seq_cst
ret i64 %res
}
-; Check the low end of the NILF range.
+; Check the lowest NILH value outside the range of RISBG.
define i64 @f12(i64 %dummy, i64 *%src) {
-; CHECK: f12:
-; CHECK: nilf %r0, 0
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f12:
+; CHECK: nilh {{%r[0-5]}}, 2
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -4294967296 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -4294770689 seq_cst
ret i64 %res
}
-; Check the highest useful NIHL value, which is one less than the above.
+; Check the lowest NILF value outside the range of RISBG.
define i64 @f13(i64 %dummy, i64 *%src) {
-; CHECK: f13:
-; CHECK: nihl %r0, 65534
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f13:
+; CHECK: nilf {{%r[0-5]}}, 2
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -4294967297 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -4294967294 seq_cst
ret i64 %res
}
-; Check the low end of the NIHL range.
+; Check the highest NIHL value outside the range of RISBG.
define i64 @f14(i64 %dummy, i64 *%src) {
-; CHECK: f14:
-; CHECK: nihl %r0, 0
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f14:
+; CHECK: nihl {{%r[0-5]}}, 65530
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -281470681743361 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -21474836481 seq_cst
ret i64 %res
}
-; Check the highest useful NIHH value, which is 1<<32 less than the above.
+; Check the lowest NIHL value outside the range of RISBG.
define i64 @f15(i64 %dummy, i64 *%src) {
-; CHECK: f15:
-; CHECK: nihh %r0, 65534
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f15:
+; CHECK: nihl {{%r[0-5]}}, 2
; CHECK: br %r14
- %res = atomicrmw nand i64 *%src, i64 -281474976710657 seq_cst
+ %res = atomicrmw nand i64 *%src, i64 -281462091808769 seq_cst
ret i64 %res
}
-; Check the highest useful NIHF value, which is 1<<32 less than the above.
+; Check the highest NIHH value outside the range of RISBG.
define i64 @f16(i64 %dummy, i64 *%src) {
-; CHECK: f16:
-; CHECK: nihf %r0, 4294901758
-; CHECK: lcgr %r0, %r0
-; CHECK: aghi %r0, -1
+; CHECK-LABEL: f16:
+; CHECK: nihh {{%r[0-5]}}, 65530
+; CHECK: br %r14
+ %res = atomicrmw nand i64 *%src, i64 -1407374883553281 seq_cst
+ ret i64 %res
+}
+
+; Check the highest useful NIHF value.
+define i64 @f17(i64 %dummy, i64 *%src) {
+; CHECK-LABEL: f17:
+; CHECK: nihf {{%r[0-5]}}, 4294901758
; CHECK: br %r14
%res = atomicrmw nand i64 *%src, i64 -281479271677953 seq_cst
ret i64 %res
projects / oota-llvm.git / blobdiff