mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-10 06:54:54 +00:00
This adds all CodeGen tests for the SystemZ target. This version of the patch incorporates feedback from a review by Sean Silva. Thanks to all reviewers! Patch by Richard Sandiford. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
136 lines
3.3 KiB
LLVM
136 lines
3.3 KiB
LLVM
; Test 64-bit signed 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: f1:
|
|
; CHECK: cghi %r2, 0
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, 0
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check comparisons with 1.
|
|
define double @f2(double %a, double %b, i64 %i1) {
|
|
; CHECK: f2:
|
|
; CHECK: cghi %r2, 1
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, 1
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the high end of the CGHI range.
|
|
define double @f3(double %a, double %b, i64 %i1) {
|
|
; CHECK: f3:
|
|
; CHECK: cghi %r2, 32767
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, 32767
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next value up, which must use CGFI.
|
|
define double @f4(double %a, double %b, i64 %i1) {
|
|
; CHECK: f4:
|
|
; CHECK: cgfi %r2, 32768
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, 32768
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the high end of the CGFI range.
|
|
define double @f5(double %a, double %b, i64 %i1) {
|
|
; CHECK: f5:
|
|
; CHECK: cgfi %r2, 2147483647
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, 2147483647
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next value up, which must use register comparison.
|
|
define double @f6(double %a, double %b, i64 %i1) {
|
|
; CHECK: f6:
|
|
; CHECK: cgr
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, 2147483648
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the high end of the negative CGHI range.
|
|
define double @f7(double %a, double %b, i64 %i1) {
|
|
; CHECK: f7:
|
|
; CHECK: cghi %r2, -1
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, -1
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the low end of the CGHI range.
|
|
define double @f8(double %a, double %b, i64 %i1) {
|
|
; CHECK: f8:
|
|
; CHECK: cghi %r2, -32768
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, -32768
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next value down, which must use CGFI instead.
|
|
define double @f9(double %a, double %b, i64 %i1) {
|
|
; CHECK: f9:
|
|
; CHECK: cgfi %r2, -32769
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, -32769
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the low end of the CGFI range.
|
|
define double @f10(double %a, double %b, i64 %i1) {
|
|
; CHECK: f10:
|
|
; CHECK: cgfi %r2, -2147483648
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, -2147483648
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next value down, which must use register comparison.
|
|
define double @f11(double %a, double %b, i64 %i1) {
|
|
; CHECK: f11:
|
|
; CHECK: cgr
|
|
; CHECK-NEXT: j{{g?}}l
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%cond = icmp slt i64 %i1, -2147483649
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|