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TheRock/compiler/amd-llvm/llvm/test/CodeGen/SystemZ/int-cmp-13.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

206 lines
5.2 KiB
LLVM
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; Test 64-bit equality comparisons in which the second operand is a constant.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; Check comparisons with 0.
define double @f1(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f1:
; CHECK: cgije %r2, 0
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 0
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the high end of the CGIJ range.
define double @f2(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f2:
; CHECK: cgije %r2, 127
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 127
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value up, which must use CGHI instead.
define double @f3(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f3:
; CHECK: cghi %r2, 128
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 128
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the high end of the CGHI range.
define double @f4(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f4:
; CHECK: cghi %r2, 32767
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 32767
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value up, which must use CGFI.
define double @f5(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f5:
; CHECK: cgfi %r2, 32768
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 32768
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the high end of the CGFI range.
define double @f6(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f6:
; CHECK: cgfi %r2, 2147483647
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 2147483647
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value up, which should use CLGFI instead.
define double @f7(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f7:
; CHECK: clgfi %r2, 2147483648
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 2147483648
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the high end of the CLGFI range.
define double @f8(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f8:
; CHECK: clgfi %r2, 4294967295
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 4294967295
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value up, which must use a register comparison.
define double @f9(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f9:
; CHECK: cgrje %r2,
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, 4294967296
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the high end of the negative CGIJ range.
define double @f10(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f10:
; CHECK: cgije %r2, -1
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -1
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the low end of the CGIJ range.
define double @f11(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f11:
; CHECK: cgije %r2, -128
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -128
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value down, which must use CGHI instead.
define double @f12(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f12:
; CHECK: cghi %r2, -129
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -129
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the low end of the CGHI range.
define double @f13(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f13:
; CHECK: cghi %r2, -32768
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -32768
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value down, which must use CGFI instead.
define double @f14(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f14:
; CHECK: cgfi %r2, -32769
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -32769
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the low end of the CGFI range.
define double @f15(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f15:
; CHECK: cgfi %r2, -2147483648
; CHECK-NEXT: je
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -2147483648
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
; Check the next value down, which must use register comparison.
define double @f16(double %a, double %b, i64 %i1) {
; CHECK-LABEL: f16:
; CHECK: cgrje
; CHECK: ldr %f0, %f2
; CHECK: br %r14
%cond = icmp eq i64 %i1, -2147483649
%tmp = select i1 %cond, double %a, double %b
%res = fadd double %tmp, 1.0
ret double %res
}
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