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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; Test conversion of floating-point values to unsigned i32s (z10 only).
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
; z10 doesn't have native support for unsigned fp-to-i32 conversions;
; they were added in z196 as the Convert to Logical family of instructions.
; Promoting to i64 doesn't generate an inexact condition for values that are
; outside the i32 range but in the i64 range, so use the default expansion.
; Test f32->i32.
define i32 @f1(float %f) {
; CHECK-LABEL: f1:
; CHECK: # %bb.0:
; CHECK-NEXT: larl %r1, .LCPI0_0
; CHECK-NEXT: le %f1, 0(%r1)
; CHECK-NEXT: cebr %f0, %f1
; CHECK-NEXT: jnl .LBB0_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: cfebr %r2, 5, %f0
; CHECK-NEXT: br %r14
; CHECK-NEXT: .LBB0_2:
; CHECK-NEXT: sebr %f0, %f1
; CHECK-NEXT: cfebr %r2, 5, %f0
; CHECK-NEXT: xilf %r2, 2147483648
; CHECK-NEXT: br %r14
%conv = fptoui float %f to i32
ret i32 %conv
}
; Test f64->i32.
define i32 @f2(double %f) {
; CHECK-LABEL: f2:
; CHECK: # %bb.0:
; CHECK-NEXT: larl %r1, .LCPI1_0
; CHECK-NEXT: ld %f1, 0(%r1)
; CHECK-NEXT: cdbr %f0, %f1
; CHECK-NEXT: jnl .LBB1_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: cfdbr %r2, 5, %f0
; CHECK-NEXT: br %r14
; CHECK-NEXT: .LBB1_2:
; CHECK-NEXT: sdbr %f0, %f1
; CHECK-NEXT: cfdbr %r2, 5, %f0
; CHECK-NEXT: xilf %r2, 2147483648
; CHECK-NEXT: br %r14
%conv = fptoui double %f to i32
ret i32 %conv
}
; Test f128->i32.
define i32 @f3(ptr %src) {
; CHECK-LABEL: f3:
; CHECK: # %bb.0:
; CHECK-NEXT: ld %f0, 0(%r2)
; CHECK-NEXT: ld %f2, 8(%r2)
; CHECK-NEXT: larl %r1, .LCPI2_0
; CHECK-NEXT: lxeb %f1, 0(%r1)
; CHECK-NEXT: cxbr %f0, %f1
; CHECK-NEXT: jnl .LBB2_2
; CHECK-NEXT: # %bb.1:
; CHECK-NEXT: cfxbr %r2, 5, %f0
; CHECK-NEXT: br %r14
; CHECK-NEXT: .LBB2_2:
; CHECK-NEXT: sxbr %f0, %f1
; CHECK-NEXT: cfxbr %r2, 5, %f0
; CHECK-NEXT: xilf %r2, 2147483648
; CHECK-NEXT: br %r14
%f = load fp128, ptr %src
%conv = fptoui fp128 %f to i32
ret i32 %conv
}
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